64552652340 has 96 divisors (see below), whose sum is σ = 199093579776. Its totient is φ = 15497178240.

The previous prime is 64552652279. The next prime is 64552652363. The reversal of 64552652340 is 4325625546.

64552652340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 64552652292 and 64552652301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 406812 + ... + 542771.

It is an arithmetic number, because the mean of its divisors is an integer number (2073891456).

Almost surely, 2^64552652340 is an apocalyptic number.

64552652340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

64552652340 is an abundant number, since it is smaller than the sum of its proper divisors (134540927436).

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

64552652340 is a wasteful number, since it uses less digits than its factorization.

64552652340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949709 (or 949707 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 64552652340 in words is "sixty-four billion, five hundred fifty-two million, six hundred fifty-two thousand, three hundred forty".