1534455456 has 24 divisors (see below), whose sum is σ = 4027945824. Its totient is φ = 511485120.

The previous prime is 1534455451. The next prime is 1534455487. The reversal of 1534455456 is 6545544351.

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1534455451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7991860 + ... + 7992051.

It is an arithmetic number, because the mean of its divisors is an integer number (167831076).

Almost surely, 2^1534455456 is an apocalyptic number.

1534455456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1534455456 is an abundant number, since it is smaller than the sum of its proper divisors (2493490368).

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

1534455456 is a wasteful number, since it uses less digits than its factorization.

1534455456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15983924 (or 15983916 counting only the distinct ones).

The product of its digits is 720000, while the sum is 42.

The square root of 1534455456 is about 39172.1260081707. The cubic root of 1534455456 is about 1153.4127873210.

The spelling of 1534455456 in words is "one billion, five hundred thirty-four million, four hundred fifty-five thousand, four hundred fifty-six".