73455760261 has 12 divisors (see below), whose sum is σ = 82999155168. Its totient is φ = 64857256464.

The previous prime is 73455760249. The next prime is 73455760271. The reversal of 73455760261 is 16206755437.

It is not a de Polignac number, because 73455760261 - 2³⁵ = 39096021893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73455760211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9445015 + ... + 9452788.

It is an arithmetic number, because the mean of its divisors is an integer number (6916596264).

Almost surely, 2^73455760261 is an apocalyptic number.

It is an amenable number.

73455760261 is a deficient number, since it is larger than the sum of its proper divisors (9543394907).

73455760261 is a wasteful number, since it uses less digits than its factorization.

73455760261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18897852 (or 18897839 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 73455760261 in words is "seventy-three billion, four hundred fifty-five million, seven hundred sixty thousand, two hundred sixty-one".