40534665615306 has 128 divisors (see below), whose sum is σ = 96349659874560. Its totient is φ = 12587542235136.

The previous prime is 40534665615299. The next prime is 40534665615337. The reversal of 40534665615306 is 60351656643504.

40534665615306 is a `hidden beast` number, since 4 + 0 + 5 + 3 + 46 + 6 + 5 + 61 + 530 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 35488590 + ... + 36612966.

It is an arithmetic number, because the mean of its divisors is an integer number (752731717770).

Almost surely, 2^{40534665615306} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40534665615306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48174829937280).

40534665615306 is an abundant number, since it is smaller than the sum of its proper divisors (55814994259254).

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

40534665615306 is a wasteful number, since it uses less digits than its factorization.

40534665615306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124805 (or 1124799 counting only the distinct ones).

The product of its (nonzero) digits is 23328000, while the sum is 54.

The spelling of 40534665615306 in words is "forty trillion, five hundred thirty-four billion, six hundred sixty-five million, six hundred fifteen thousand, three hundred six".