36056997657 has 24 divisors (see below), whose sum is σ = 52395033600. Its totient is φ = 23893911360.

The previous prime is 36056997629. The next prime is 36056997689. The reversal of 36056997657 is 75679965063.

36056997657 is a `hidden beast` number, since 3 + 6 + 0 + 569 + 9 + 7 + 65 + 7 = 666.

It is not a de Polignac number, because 36056997657 - 2¹⁴ = 36056981273 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36056997594 and 36056997603.

It is not an unprimeable number, because it can be changed into a prime (36056997607) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1937557 + ... + 1956077.

It is an arithmetic number, because the mean of its divisors is an integer number (2183126400).

Almost surely, 2^36056997657 is an apocalyptic number.

It is an amenable number.

36056997657 is a deficient number, since it is larger than the sum of its proper divisors (16338035943).

36056997657 is a wasteful number, since it uses less digits than its factorization.

36056997657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19813 (or 19810 counting only the distinct ones).

The product of its (nonzero) digits is 64297800, while the sum is 63.

The spelling of 36056997657 in words is "thirty-six billion, fifty-six million, nine hundred ninety-seven thousand, six hundred fifty-seven".