73061885472 has 96 divisors (see below), whose sum is σ = 192628497600. Its totient is φ = 24247415808.

The previous prime is 73061885471. The next prime is 73061885483. The reversal of 73061885472 is 27458816037.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (73061885471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25114354 + ... + 25117262.

It is an arithmetic number, because the mean of its divisors is an integer number (2006546850).

Almost surely, 2^73061885472 is an apocalyptic number.

It is an amenable number.

73061885472 is an abundant number, since it is smaller than the sum of its proper divisors (119566612128).

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

73061885472 is a wasteful number, since it uses less digits than its factorization.

73061885472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3978 (or 3970 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 51.

The spelling of 73061885472 in words is "seventy-three billion, sixty-one million, eight hundred eighty-five thousand, four hundred seventy-two".