40949275164 has 96 divisors (see below), whose sum is σ = 120648600576. Its totient is φ = 10532797440.

The previous prime is 40949275153. The next prime is 40949275183. The reversal of 40949275164 is 46157294904.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 590547 + ... + 656234.

It is an arithmetic number, because the mean of its divisors is an integer number (1256756256).

Almost surely, 2^40949275164 is an apocalyptic number.

It is an amenable number.

40949275164 is an abundant number, since it is smaller than the sum of its proper divisors (79699325412).

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

40949275164 is a wasteful number, since it uses less digits than its factorization.

40949275164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246835 (or 1246833 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 51.

The spelling of 40949275164 in words is "forty billion, nine hundred forty-nine million, two hundred seventy-five thousand, one hundred sixty-four".