40009087388772 has 48 divisors (see below), whose sum is σ = 103810312200000. Its totient is φ = 13325684785920.

The previous prime is 40009087388713. The next prime is 40009087388791. The reversal of 40009087388772 is 27788378090004.

40009087388772 is a `hidden beast` number, since 400 + 0 + 9 + 0 + 87 + 3 + 8 + 87 + 72 = 666.

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, 148165554 + ... + 148435337.

It is an arithmetic number, because the mean of its divisors is an integer number (2162714837500).

Almost surely, 2^{40009087388772} is an apocalyptic number.

It is an amenable number.

40009087388772 is an abundant number, since it is smaller than the sum of its proper divisors (63801224811228).

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

40009087388772 is a wasteful number, since it uses less digits than its factorization.

40009087388772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296602153 (or 296602145 counting only the distinct ones).

The product of its (nonzero) digits is 37933056, while the sum is 63.

The spelling of 40009087388772 in words is "forty trillion, nine billion, eighty-seven million, three hundred eighty-eight thousand, seven hundred seventy-two".