2431554420 has 48 divisors (see below), whose sum is σ = 6810491520. Its totient is φ = 648210816.

The previous prime is 2431554407. The next prime is 2431554439. The reversal of 2431554420 is 244551342.

2431554420 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378354 + ... + 384726.

It is an arithmetic number, because the mean of its divisors is an integer number (141885240).

Almost surely, 2^2431554420 is an apocalyptic number.

2431554420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2431554420 is an abundant number, since it is smaller than the sum of its proper divisors (4378937100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2431554420 is a wasteful number, since it uses less digits than its factorization.

2431554420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12744 (or 12742 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 2431554420 is about 49310.7941530047. The cubic root of 2431554420 is about 1344.7080289203.

The spelling of 2431554420 in words is "two billion, four hundred thirty-one million, five hundred fifty-four thousand, four hundred twenty".