40864893670 has 16 divisors (see below), whose sum is σ = 73575265248. Its totient is φ = 16341856000.

The previous prime is 40864893653. The next prime is 40864893673. The reversal of 40864893670 is 7639846804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40864893673) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 470674 + ... + 550693.

It is an arithmetic number, because the mean of its divisors is an integer number (4598454078).

Almost surely, 2^40864893670 is an apocalyptic number.

40864893670 is a deficient number, since it is larger than the sum of its proper divisors (32710371578).

40864893670 is a wasteful number, since it uses less digits than its factorization.

40864893670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025375.

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 40864893670 in words is "forty billion, eight hundred sixty-four million, eight hundred ninety-three thousand, six hundred seventy".