36542601261 has 24 divisors (see below), whose sum is σ = 52952215680. Its totient is φ = 24284066400.

The previous prime is 36542601239. The next prime is 36542601281. The reversal of 36542601261 is 16210624563.

36542601261 is a `hidden beast` number, since 3 + 6 + 5 + 42 + 601 + 2 + 6 + 1 = 666.

It is not a de Polignac number, because 36542601261 - 2⁵ = 36542601229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36542601211) 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, 11170056 + ... + 11173326.

It is an arithmetic number, because the mean of its divisors is an integer number (2206342320).

Almost surely, 2^36542601261 is an apocalyptic number.

It is an amenable number.

36542601261 is a deficient number, since it is larger than the sum of its proper divisors (16409614419).

36542601261 is a wasteful number, since it uses less digits than its factorization.

36542601261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6857 (or 6854 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 36542601261 in words is "thirty-six billion, five hundred forty-two million, six hundred one thousand, two hundred sixty-one".