64326570701457 has 32 divisors (see below), whose sum is σ = 89146489969152. Its totient is φ = 41227977821184.

The previous prime is 64326570701383. The next prime is 64326570701461. The reversal of 64326570701457 is 75410707562346.

It is not a de Polignac number, because 64326570701457 - 2⁸ = 64326570701201 is a prime.

It is a super-2 number, since 2×64326570701457² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64326570701397 and 64326570701406.

It is not an unprimeable number, because it can be changed into a prime (64326570701857) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7460758 + ... + 13576304.

It is an arithmetic number, because the mean of its divisors is an integer number (2785827811536).

Almost surely, 2^{64326570701457} is an apocalyptic number.

64326570701457 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

It is an amenable number.

64326570701457 is a deficient number, since it is larger than the sum of its proper divisors (24819919267695).

64326570701457 is a wasteful number, since it uses less digits than its factorization.

64326570701457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6116877.

The product of its (nonzero) digits is 29635200, while the sum is 57.

The spelling of 64326570701457 in words is "sixty-four trillion, three hundred twenty-six billion, five hundred seventy million, seven hundred one thousand, four hundred fifty-seven".