36426561020 has 24 divisors (see below), whose sum is σ = 77253166368. Its totient is φ = 14426360000.

The previous prime is 36426560941. The next prime is 36426561053. The reversal of 36426561020 is 2016562463.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9014456 + ... + 9018495.

It is an arithmetic number, because the mean of its divisors is an integer number (3218881932).

Almost surely, 2^36426561020 is an apocalyptic number.

It is an amenable number.

36426561020 is an abundant number, since it is smaller than the sum of its proper divisors (40826605348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36426561020 is a wasteful number, since it uses less digits than its factorization.

36426561020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18033061 (or 18033059 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 36426561020 in words is "thirty-six billion, four hundred twenty-six million, five hundred sixty-one thousand, twenty".