40140613772 has 24 divisors (see below), whose sum is σ = 80371785984. Its totient is φ = 17183714832.

The previous prime is 40140613757. The next prime is 40140613787. The reversal of 40140613772 is 27731604104.

It is an interprime number because it is at equal distance from previous prime (40140613757) and next prime (40140613787).

It is a super-2 number, since 2×40140613772² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 783278 + ... + 832949.

It is an arithmetic number, because the mean of its divisors is an integer number (3348824416).

Almost surely, 2^40140613772 is an apocalyptic number.

It is an amenable number.

40140613772 is an abundant number, since it is smaller than the sum of its proper divisors (40231172212).

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

40140613772 is a wasteful number, since it uses less digits than its factorization.

40140613772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617125 (or 1617123 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 35.

The spelling of 40140613772 in words is "forty billion, one hundred forty million, six hundred thirteen thousand, seven hundred seventy-two".