75517082313 has 16 divisors (see below), whose sum is σ = 101027908800. Its totient is φ = 50175694400.

The previous prime is 75517082281. The next prime is 75517082317. The reversal of 75517082313 is 31328071557.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 75517082313 - 2⁵ = 75517082281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75517082317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1493398 + ... + 1543136.

It is an arithmetic number, because the mean of its divisors is an integer number (6314244300).

Almost surely, 2^75517082313 is an apocalyptic number.

It is an amenable number.

75517082313 is a deficient number, since it is larger than the sum of its proper divisors (25510826487).

75517082313 is a wasteful number, since it uses less digits than its factorization.

75517082313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51432.

The product of its (nonzero) digits is 176400, while the sum is 42.

The spelling of 75517082313 in words is "seventy-five billion, five hundred seventeen million, eighty-two thousand, three hundred thirteen".