36952952981 has 4 divisors (see below), whose sum is σ = 42231946272. Its totient is φ = 31673959692.

The previous prime is 36952952963. The next prime is 36952952987. The reversal of 36952952981 is 18925925963.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 36952952981 - 2⁶ = 36952952917 is a prime.

It is a super-2 number, since 2×36952952981² (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 36952952981.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36952952987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2639496635 + ... + 2639496648.

It is an arithmetic number, because the mean of its divisors is an integer number (10557986568).

Almost surely, 2^36952952981 is an apocalyptic number.

It is an amenable number.

36952952981 is a deficient number, since it is larger than the sum of its proper divisors (5278993291).

36952952981 is an equidigital number, since it uses as much as digits as its factorization.

36952952981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5278993290.

The product of its digits is 10497600, while the sum is 59.

The spelling of 36952952981 in words is "thirty-six billion, nine hundred fifty-two million, nine hundred fifty-two thousand, nine hundred eighty-one".