40169536960 has 56 divisors (see below), whose sum is σ = 109318531680. Its totient is φ = 13772411904.

The previous prime is 40169536937. The next prime is 40169536973. The reversal of 40169536960 is 6963596104.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×40169536960² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8964175 + ... + 8968654.

Almost surely, 2^40169536960 is an apocalyptic number.

40169536960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40169536960 is an abundant number, since it is smaller than the sum of its proper divisors (69148994720).

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

40169536960 is a wasteful number, since it uses less digits than its factorization.

40169536960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17932853 (or 17932843 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 49.

The spelling of 40169536960 in words is "forty billion, one hundred sixty-nine million, five hundred thirty-six thousand, nine hundred sixty".