64204929277052 has 24 divisors (see below), whose sum is σ = 114989716716336. Its totient is φ = 31350959555328.

The previous prime is 64204929276977. The next prime is 64204929277091. The reversal of 64204929277052 is 25077292940246.

It is a junction number, because it is equal to n+sod(n) for n = 64204929276982 and 64204929277000.

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 7 ways as a sum of consecutive naturals, for example, 28285883 + ... + 30471314.

It is an arithmetic number, because the mean of its divisors is an integer number (4791238196514).

Almost surely, 2^{64204929277052} is an apocalyptic number.

It is an amenable number.

64204929277052 is a deficient number, since it is larger than the sum of its proper divisors (50784787439284).

64204929277052 is a wasteful number, since it uses less digits than its factorization.

64204929277052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58763597 (or 58763595 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 59.

The spelling of 64204929277052 in words is "sixty-four trillion, two hundred four billion, nine hundred twenty-nine million, two hundred seventy-seven thousand, fifty-two".