40011542947692 has 18 divisors (see below), whose sum is σ = 101140289117868. Its totient is φ = 13337180982552.

The previous prime is 40011542947661. The next prime is 40011542947697. The reversal of 40011542947692 is 29674924511004.

40011542947692 is a `hidden beast` number, since 4 + 0 + 0 + 1 + 1 + 542 + 9 + 4 + 7 + 6 + 92 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (40011542947697) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 555715874238 + ... + 555715874309.

Almost surely, 2^{40011542947692} is an apocalyptic number.

It is an amenable number.

40011542947692 is an abundant number, since it is smaller than the sum of its proper divisors (61128746170176).

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

40011542947692 is a wasteful number, since it uses less digits than its factorization.

40011542947692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111431748557 (or 1111431748552 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 40011542947692 in words is "forty trillion, eleven billion, five hundred forty-two million, nine hundred forty-seven thousand, six hundred ninety-two".