4245555454 has 32 divisors (see below), whose sum is σ = 7483343040. Its totient is φ = 1768324608.

The previous prime is 4245555437. The next prime is 4245555499. The reversal of 4245555454 is 4545555424.

It is a happy number.

It is a super-2 number, since 2×4245555454² = 36049482225978292232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4245555454.

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, 501892 + ... + 510280.

It is an arithmetic number, because the mean of its divisors is an integer number (233854470).

Almost surely, 2^4245555454 is an apocalyptic number.

4245555454 is a deficient number, since it is larger than the sum of its proper divisors (3237787586).

4245555454 is a wasteful number, since it uses less digits than its factorization.

4245555454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9412.

The product of its digits is 1600000, while the sum is 43.

The square root of 4245555454 is about 65157.9270235019. The cubic root of 4245555454 is about 1619.2410525671.

The spelling of 4245555454 in words is "four billion, two hundred forty-five million, five hundred fifty-five thousand, four hundred fifty-four".