40183915493616 has 80 divisors (see below), whose sum is σ = 108470859753984. Its totient is φ = 12794639185152.

The previous prime is 40183915493587. The next prime is 40183915493621. The reversal of 40183915493616 is 61639451938104.

It is a happy number.

It is a super-2 number, since 2×40183915493616² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40183915493616.

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, 24230731 + ... + 25835946.

Almost surely, 2^{40183915493616} is an apocalyptic number.

40183915493616 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

40183915493616 is an abundant number, since it is smaller than the sum of its proper divisors (68286944260368).

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

40183915493616 is a wasteful number, since it uses less digits than its factorization.

40183915493616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50067438 (or 50067432 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 60.

The spelling of 40183915493616 in words is "forty trillion, one hundred eighty-three billion, nine hundred fifteen million, four hundred ninety-three thousand, six hundred sixteen".