73700403994 has 32 divisors (see below), whose sum is σ = 136621831680. Its totient is φ = 29095381248.

The previous prime is 73700403991. The next prime is 73700404021. The reversal of 73700403994 is 49930400737.

It is a happy number.

It is a super-2 number, since 2×73700403994² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73700403991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3283129 + ... + 3305500.

It is an arithmetic number, because the mean of its divisors is an integer number (4269432240).

Almost surely, 2^73700403994 is an apocalyptic number.

73700403994 is a deficient number, since it is larger than the sum of its proper divisors (62921427686).

73700403994 is a wasteful number, since it uses less digits than its factorization.

73700403994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6588702.

The product of its (nonzero) digits is 571536, while the sum is 46.

The spelling of 73700403994 in words is "seventy-three billion, seven hundred million, four hundred three thousand, nine hundred ninety-four".