40648009216080 has 160 divisors (see below), whose sum is σ = 144019496233728. Its totient is φ = 9290366668800.

The previous prime is 40648009216057. The next prime is 40648009216127. The reversal of 40648009216080 is 8061290084604.

It is a super-2 number, since 2×40648009216080² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25192020 + ... + 26756940.

Almost surely, 2^{40648009216080} is an apocalyptic number.

40648009216080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40648009216080 is an abundant number, since it is smaller than the sum of its proper divisors (103371487017648).

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

40648009216080 is a wasteful number, since it uses less digits than its factorization.

40648009216080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1580405 (or 1580399 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 40648009216080 in words is "forty trillion, six hundred forty-eight billion, nine million, two hundred sixteen thousand, eighty".