73776732771 has 8 divisors (see below), whose sum is σ = 112421688064. Its totient is φ = 42158133000.

The previous prime is 73776732763. The next prime is 73776732797. The reversal of 73776732771 is 17723767737.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73776732771 - 2³ = 73776732763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73776732371) 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, 1756588855 + ... + 1756588896.

It is an arithmetic number, because the mean of its divisors is an integer number (14052711008).

Almost surely, 2^73776732771 is an apocalyptic number.

73776732771 is a deficient number, since it is larger than the sum of its proper divisors (38644955293).

73776732771 is a wasteful number, since it uses less digits than its factorization.

73776732771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3513177761.

The product of its digits is 12706092, while the sum is 57.

The spelling of 73776732771 in words is "seventy-three billion, seven hundred seventy-six million, seven hundred thirty-two thousand, seven hundred seventy-one".