40164855480 has 64 divisors (see below), whose sum is σ = 133882855200. Its totient is φ = 10710627840.

The previous prime is 40164855373. The next prime is 40164855491. The reversal of 40164855480 is 8455846104.

It is a happy number.

40164855480 is a `hidden beast` number, since 4 + 0 + 16 + 4 + 8 + 554 + 80 = 666.

It is a super-2 number, since 2×40164855480² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 18593761 + ... + 18595920.

Almost surely, 2^40164855480 is an apocalyptic number.

40164855480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40164855480 is an abundant number, since it is smaller than the sum of its proper divisors (93717999720).

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

40164855480 is a wasteful number, since it uses less digits than its factorization.

40164855480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37189701 (or 37189691 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 45.

The spelling of 40164855480 in words is "forty billion, one hundred sixty-four million, eight hundred fifty-five thousand, four hundred eighty".