427451157804 has 48 divisors (see below), whose sum is σ = 1135364348160. Its totient is φ = 123898885440.

The previous prime is 427451157803. The next prime is 427451157829. The reversal of 427451157804 is 408751154724.

It is a super-2 number, since 2×427451157804² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (427451157803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70394059 + ... + 70400130.

It is an arithmetic number, because the mean of its divisors is an integer number (23653423920).

Almost surely, 2^427451157804 is an apocalyptic number.

427451157804 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

427451157804 is an abundant number, since it is smaller than the sum of its proper divisors (707913190356).

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

427451157804 is a wasteful number, since it uses less digits than its factorization.

427451157804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140794230 (or 140794228 counting only the distinct ones).

The product of its (nonzero) digits is 1254400, while the sum is 48.

The spelling of 427451157804 in words is "four hundred twenty-seven billion, four hundred fifty-one million, one hundred fifty-seven thousand, eight hundred four".