40108147617652 has 24 divisors (see below), whose sum is σ = 70893210559752. Its totient is φ = 19852995072000.

The previous prime is 40108147617563. The next prime is 40108147617761. The reversal of 40108147617652 is 25671674180104.

It can be written as a sum of positive squares in 4 ways, for example, as 1592048391696 + 38516099225956 = 1261764^2 + 6206134^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40108147617652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3124249 + ... + 9485632.

It is an arithmetic number, because the mean of its divisors is an integer number (2953883773323).

Almost surely, 2^{40108147617652} is an apocalyptic number.

It is an amenable number.

40108147617652 is a deficient number, since it is larger than the sum of its proper divisors (30785062942100).

40108147617652 is a wasteful number, since it uses less digits than its factorization.

40108147617652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12617859 (or 12617857 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 52.

The spelling of 40108147617652 in words is "forty trillion, one hundred eight billion, one hundred forty-seven million, six hundred seventeen thousand, six hundred fifty-two".