40366972734 has 32 divisors (see below), whose sum is σ = 88374029184. Its totient is φ = 12190661280.

The previous prime is 40366972721. The next prime is 40366972817. The reversal of 40366972734 is 43727966304.

It is a super-3 number, since 3×40366972734³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1024384 + ... + 1063059.

It is an arithmetic number, because the mean of its divisors is an integer number (2761688412).

Almost surely, 2^40366972734 is an apocalyptic number.

40366972734 is an abundant number, since it is smaller than the sum of its proper divisors (48007056450).

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

40366972734 is a wasteful number, since it uses less digits than its factorization.

40366972734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2087752.

The product of its (nonzero) digits is 4572288, while the sum is 51.

The spelling of 40366972734 in words is "forty billion, three hundred sixty-six million, nine hundred seventy-two thousand, seven hundred thirty-four".