82657950651 has 24 divisors (see below), whose sum is σ = 120835759824. Its totient is φ = 54442593600.

The previous prime is 82657950623. The next prime is 82657950659. The reversal of 82657950651 is 15605975628.

82657950651 is a `hidden beast` number, since 8 + 2 + 6 + 579 + 5 + 0 + 65 + 1 = 666.

It is not a de Polignac number, because 82657950651 - 2¹⁵ = 82657917883 is a prime.

It is a super-3 number, since 3×82657950651³ (a number of 34 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (82657950659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 327145 + ... + 521861.

It is an arithmetic number, because the mean of its divisors is an integer number (5034823326).

Almost surely, 2^82657950651 is an apocalyptic number.

82657950651 is a deficient number, since it is larger than the sum of its proper divisors (38177809173).

82657950651 is a wasteful number, since it uses less digits than its factorization.

82657950651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195291 (or 195288 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 54.

The spelling of 82657950651 in words is "eighty-two billion, six hundred fifty-seven million, nine hundred fifty thousand, six hundred fifty-one".