24020402064 has 40 divisors (see below), whose sum is σ = 62254869600. Its totient is φ = 7980715008.

The previous prime is 24020402057. The next prime is 24020402071. The reversal of 24020402064 is 46020402042.

It is an interprime number because it is at equal distance from previous prime (24020402057) and next prime (24020402071).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 800289 + ... + 829760.

It is an arithmetic number, because the mean of its divisors is an integer number (1556371740).

Almost surely, 2^24020402064 is an apocalyptic number.

24020402064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

24020402064 is an abundant number, since it is smaller than the sum of its proper divisors (38234467536).

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

24020402064 is a wasteful number, since it uses less digits than its factorization.

24020402064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1630367 (or 1630361 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The spelling of 24020402064 in words is "twenty-four billion, twenty million, four hundred two thousand, sixty-four".