40525866692 has 12 divisors (see below), whose sum is σ = 74003756736. Its totient is φ = 19381936200.

The previous prime is 40525866679. The next prime is 40525866737. The reversal of 40525866692 is 29666852504.

It is a super-2 number, since 2×40525866692² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220249184 + ... + 220249367.

It is an arithmetic number, because the mean of its divisors is an integer number (6166979728).

Almost surely, 2^40525866692 is an apocalyptic number.

It is an amenable number.

40525866692 is a deficient number, since it is larger than the sum of its proper divisors (33477890044).

40525866692 is a wasteful number, since it uses less digits than its factorization.

40525866692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440498578 (or 440498576 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 40525866692 in words is "forty billion, five hundred twenty-five million, eight hundred sixty-six thousand, six hundred ninety-two".