64038292500 has 480 divisors, whose sum is σ = 232332629760. Its totient is φ = 13363200000.

The previous prime is 64038292427. The next prime is 64038292541. The reversal of 64038292500 is 529283046.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

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 159 ways as a sum of consecutive naturals, for example, 68932036 + ... + 68932964.

It is an arithmetic number, because the mean of its divisors is an integer number (484026312).

Almost surely, 2^64038292500 is an apocalyptic number.

64038292500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64038292500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116166314880).

64038292500 is an abundant number, since it is smaller than the sum of its proper divisors (168294337260).

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

64038292500 is a wasteful number, since it uses less digits than its factorization.

64038292500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077 (or 1060 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 64038292500 in words is "sixty-four billion, thirty-eight million, two hundred ninety-two thousand, five hundred".