40166151632 has 10 divisors (see below), whose sum is σ = 77821918818. Its totient is φ = 20083075808.

The previous prime is 40166151581. The next prime is 40166151647. The reversal of 40166151632 is 23615166104.

It can be written as a sum of positive squares in only one way, i.e., 34060917136 + 6105234496 = 184556^2 + 78136^2 .

It is a super-2 number, since 2×40166151632² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40166151592 and 40166151601.

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 as a sum of consecutive naturals, namely, 1255192223 + ... + 1255192254.

Almost surely, 2^40166151632 is an apocalyptic number.

It is an amenable number.

40166151632 is a deficient number, since it is larger than the sum of its proper divisors (37655767186).

40166151632 is a wasteful number, since it uses less digits than its factorization.

40166151632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2510384485 (or 2510384479 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 40166151632 in words is "forty billion, one hundred sixty-six million, one hundred fifty-one thousand, six hundred thirty-two".