73724074764 has 24 divisors (see below), whose sum is σ = 172027249968. Its totient is φ = 24574061760.

The previous prime is 73724074763. The next prime is 73724074783. The reversal of 73724074764 is 46747042737.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (73724074763) 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, 813034 + ... + 899150.

It is an arithmetic number, because the mean of its divisors is an integer number (7167802082).

Almost surely, 2^73724074764 is an apocalyptic number.

It is an amenable number.

73724074764 is an abundant number, since it is smaller than the sum of its proper divisors (98303175204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73724074764 is a wasteful number, since it uses less digits than its factorization.

73724074764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157465 (or 157463 counting only the distinct ones).

The product of its (nonzero) digits is 5531904, while the sum is 51.

The spelling of 73724074764 in words is "seventy-three billion, seven hundred twenty-four million, seventy-four thousand, seven hundred sixty-four".