20231927400 has 48 divisors (see below), whose sum is σ = 62718976800. Its totient is φ = 5395180480.

The previous prime is 20231927399. The next prime is 20231927411. The reversal of 20231927400 is 472913202.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16859340 + ... + 16860539.

It is an arithmetic number, because the mean of its divisors is an integer number (1306645350).

Almost surely, 2^20231927400 is an apocalyptic number.

20231927400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20231927400 is an abundant number, since it is smaller than the sum of its proper divisors (42487049400).

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

20231927400 is a wasteful number, since it uses less digits than its factorization.

20231927400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33719898 (or 33719889 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The spelling of 20231927400 in words is "twenty billion, two hundred thirty-one million, nine hundred twenty-seven thousand, four hundred".