73666160474 has 4 divisors (see below), whose sum is σ = 110499240714. Its totient is φ = 36833080236.

The previous prime is 73666160437. The next prime is 73666160483. The reversal of 73666160474 is 47406166637.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 52971324025 + 20694836449 = 230155^2 + 143857^2 .

It is a super-2 number, since 2×73666160474² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18416540117 + ... + 18416540120.

Almost surely, 2^73666160474 is an apocalyptic number.

73666160474 is a deficient number, since it is larger than the sum of its proper divisors (36833080240).

73666160474 is a wasteful number, since it uses less digits than its factorization.

73666160474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36833080239.

The product of its (nonzero) digits is 3048192, while the sum is 50.

The spelling of 73666160474 in words is "seventy-three billion, six hundred sixty-six million, one hundred sixty thousand, four hundred seventy-four".