73944371245 has 16 divisors (see below), whose sum is σ = 92254320000. Its totient is φ = 56828616768.

The previous prime is 73944371239. The next prime is 73944371279. The reversal of 73944371245 is 54217344937.

73944371245 is digitally balanced in base 11, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 73944371245 - 2²¹ = 73942274093 is a prime.

73944371245 is strictly pandigital in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1252455 + ... + 1310164.

It is an arithmetic number, because the mean of its divisors is an integer number (5765895000).

Almost surely, 2^73944371245 is an apocalyptic number.

It is an amenable number.

73944371245 is a deficient number, since it is larger than the sum of its proper divisors (18309948755).

73944371245 is a wasteful number, since it uses less digits than its factorization.

73944371245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2562852.

The product of its digits is 2540160, while the sum is 49.

The spelling of 73944371245 in words is "seventy-three billion, nine hundred forty-four million, three hundred seventy-one thousand, two hundred forty-five".