64259965052 has 48 divisors (see below), whose sum is σ = 119702499840. Its totient is φ = 30120078912.

The previous prime is 64259965039. The next prime is 64259965087. The reversal of 64259965052 is 25056995246.

64259965052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×64259965052² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64259964985 and 64259965003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1187849 + ... + 1240767.

It is an arithmetic number, because the mean of its divisors is an integer number (2493802080).

Almost surely, 2^64259965052 is an apocalyptic number.

It is an amenable number.

64259965052 is a deficient number, since it is larger than the sum of its proper divisors (55442534788).

64259965052 is a wasteful number, since it uses less digits than its factorization.

64259965052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53210 (or 53208 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 53.

The spelling of 64259965052 in words is "sixty-four billion, two hundred fifty-nine million, nine hundred sixty-five thousand, fifty-two".