4542555402 has 48 divisors (see below), whose sum is σ = 12270802752. Its totient is φ = 1179884160.

The previous prime is 4542555373. The next prime is 4542555403. The reversal of 4542555402 is 2045552454.

It is not an unprimeable number, because it can be changed into a prime (4542555403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1637343 + ... + 1640114.

It is an arithmetic number, because the mean of its divisors is an integer number (255641724).

Almost surely, 2^4542555402 is an apocalyptic number.

4542555402 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4542555402 is an abundant number, since it is smaller than the sum of its proper divisors (7728247350).

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

4542555402 is a wasteful number, since it uses less digits than its factorization.

4542555402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277483 (or 3277480 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 36.

The square root of 4542555402 is about 67398.4821935925. The cubic root of 4542555402 is about 1656.1515583651.

The spelling of 4542555402 in words is "four billion, five hundred forty-two million, five hundred fifty-five thousand, four hundred two".