36450404781 has 16 divisors (see below), whose sum is σ = 55574371968. Its totient is φ = 20817216000.

The previous prime is 36450404773. The next prime is 36450404827. The reversal of 36450404781 is 18740405463.

36450404781 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36450404781 - 2³ = 36450404773 is a prime.

It is a super-2 number, since 2×36450404781² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36450404741) 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, 444060 + ... + 519701.

It is an arithmetic number, because the mean of its divisors is an integer number (3473398248).

Almost surely, 2^36450404781 is an apocalyptic number.

It is an amenable number.

36450404781 is a deficient number, since it is larger than the sum of its proper divisors (19123967187).

36450404781 is a wasteful number, since it uses less digits than its factorization.

36450404781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965572.

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 36450404781 in words is "thirty-six billion, four hundred fifty million, four hundred four thousand, seven hundred eighty-one".