23870302920 has 48 divisors (see below), whose sum is σ = 77578485660. Its totient is φ = 6365414016.

The previous prime is 23870302873. The next prime is 23870302961. The reversal of 23870302920 is 2920307832.

It can be written as a sum of positive squares in 2 ways, for example, as 21364499556 + 2505803364 = 146166^2 + 50058^2 .

It is a super-2 number, since 2×23870302920² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 33152839 + ... + 33153558.

Almost surely, 2^23870302920 is an apocalyptic number.

23870302920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23870302920 is an abundant number, since it is smaller than the sum of its proper divisors (53708182740).

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

23870302920 is a wasteful number, since it uses less digits than its factorization.

23870302920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66306414 (or 66306407 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 23870302920 in words is "twenty-three billion, eight hundred seventy million, three hundred two thousand, nine hundred twenty".