73740373407 has 32 divisors (see below), whose sum is σ = 110437652160. Its totient is φ = 48624537600.

The previous prime is 73740373397. The next prime is 73740373417. The reversal of 73740373407 is 70437304737.

It is an interprime number because it is at equal distance from previous prime (73740373397) and next prime (73740373417).

It is not a de Polignac number, because 73740373407 - 2⁸ = 73740373151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73740373417) 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 31 ways as a sum of consecutive naturals, for example, 2803903 + ... + 2830079.

It is an arithmetic number, because the mean of its divisors is an integer number (3451176630).

Almost surely, 2^73740373407 is an apocalyptic number.

73740373407 is a deficient number, since it is larger than the sum of its proper divisors (36697278753).

73740373407 is a wasteful number, since it uses less digits than its factorization.

73740373407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27320 (or 27314 counting only the distinct ones).

The product of its (nonzero) digits is 1037232, while the sum is 45.

The spelling of 73740373407 in words is "seventy-three billion, seven hundred forty million, three hundred seventy-three thousand, four hundred seven".