73140972350 has 24 divisors (see below), whose sum is σ = 136200661320. Its totient is φ = 29222313120.

The previous prime is 73140972319. The next prime is 73140972379. The reversal of 73140972350 is 5327904137.

It is a junction number, because it is equal to n+sod(n) for n = 73140972298 and 73140972307.

It is a congruent number.

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, 808517 + ... + 894416.

It is an arithmetic number, because the mean of its divisors is an integer number (5675027555).

Almost surely, 2^73140972350 is an apocalyptic number.

73140972350 is a deficient number, since it is larger than the sum of its proper divisors (63059688970).

73140972350 is a wasteful number, since it uses less digits than its factorization.

73140972350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703804 (or 1703799 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 41.

The spelling of 73140972350 in words is "seventy-three billion, one hundred forty million, nine hundred seventy-two thousand, three hundred fifty".