36726296981 has 16 divisors (see below), whose sum is σ = 43202376000. Its totient is φ = 30858825600.

The previous prime is 36726296963. The next prime is 36726296989. The reversal of 36726296981 is 18969262763.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36726296981 is a prime.

It is a super-2 number, since 2×36726296981² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36726296981.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36726296989) 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, 2134406 + ... + 2151543.

It is an arithmetic number, because the mean of its divisors is an integer number (2700148500).

Almost surely, 2^36726296981 is an apocalyptic number.

It is an amenable number.

36726296981 is a deficient number, since it is larger than the sum of its proper divisors (6476079019).

36726296981 is a wasteful number, since it uses less digits than its factorization.

36726296981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4286020.

The product of its digits is 11757312, while the sum is 59.

The spelling of 36726296981 in words is "thirty-six billion, seven hundred twenty-six million, two hundred ninety-six thousand, nine hundred eighty-one".