73465651632 has 40 divisors (see below), whose sum is σ = 190637353984. Its totient is φ = 24378732864.

The previous prime is 73465651583. The next prime is 73465651667. The reversal of 73465651632 is 23615656437.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3420988 + ... + 3442395.

Almost surely, 2^73465651632 is an apocalyptic number.

It is an amenable number.

73465651632 is an abundant number, since it is smaller than the sum of its proper divisors (117171702352).

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

73465651632 is a wasteful number, since it uses less digits than its factorization.

73465651632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6863617 (or 6863611 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 48.

The spelling of 73465651632 in words is "seventy-three billion, four hundred sixty-five million, six hundred fifty-one thousand, six hundred thirty-two".