40346061156 has 72 divisors (see below), whose sum is σ = 108895026240. Its totient is φ = 12564788544.

The previous prime is 40346061127. The next prime is 40346061163. The reversal of 40346061156 is 65116064304.

It is a happy number.

40346061156 is a `hidden beast` number, since 4 + 0 + 34 + 6 + 0 + 611 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 40346061156.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 530991 + ... + 602198.

It is an arithmetic number, because the mean of its divisors is an integer number (1512430920).

Almost surely, 2^40346061156 is an apocalyptic number.

40346061156 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

40346061156 is an abundant number, since it is smaller than the sum of its proper divisors (68548965084).

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

40346061156 is a wasteful number, since it uses less digits than its factorization.

40346061156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133265 (or 1133260 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 40346061156 in words is "forty billion, three hundred forty-six million, sixty-one thousand, one hundred fifty-six".