40269879529938 has 24 divisors (see below), whose sum is σ = 87738843675600. Its totient is φ = 13348302710904.

The previous prime is 40269879529903. The next prime is 40269879530011. The reversal of 40269879529938 is 83992597896204.

40269879529938 is a `hidden beast` number, since 4 + 0 + 2 + 6 + 9 + 87 + 9 + 529 + 9 + 3 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6249202168 + ... + 6249208611.

It is an arithmetic number, because the mean of its divisors is an integer number (3655785153150).

Almost surely, 2^{40269879529938} is an apocalyptic number.

40269879529938 is an abundant number, since it is smaller than the sum of its proper divisors (47468964145662).

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

40269879529938 is a wasteful number, since it uses less digits than its factorization.

40269879529938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12498410966 (or 12498410963 counting only the distinct ones).

The product of its (nonzero) digits is 4232632320, while the sum is 81.

The spelling of 40269879529938 in words is "forty trillion, two hundred sixty-nine billion, eight hundred seventy-nine million, five hundred twenty-nine thousand, nine hundred thirty-eight".