73197709492 has 24 divisors (see below), whose sum is σ = 132525711360. Its totient is φ = 35333460960.

The previous prime is 73197709441. The next prime is 73197709499. The reversal of 73197709492 is 29490779137.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73197709499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1550517 + ... + 1597027.

It is an arithmetic number, because the mean of its divisors is an integer number (5521904640).

Almost surely, 2^73197709492 is an apocalyptic number.

It is an amenable number.

73197709492 is a deficient number, since it is larger than the sum of its proper divisors (59328001868).

73197709492 is a wasteful number, since it uses less digits than its factorization.

73197709492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60111 (or 60109 counting only the distinct ones).

The product of its (nonzero) digits is 6001128, while the sum is 58.

The spelling of 73197709492 in words is "seventy-three billion, one hundred ninety-seven million, seven hundred nine thousand, four hundred ninety-two".