76461747505 has 32 divisors (see below), whose sum is σ = 108862403328. Its totient is φ = 50822688000.

The previous prime is 76461747457. The next prime is 76461747517. The reversal of 76461747505 is 50574716467.

It is a happy number.

It is not a de Polignac number, because 76461747505 - 2⁹ = 76461746993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 457189 + ... + 601618.

It is an arithmetic number, because the mean of its divisors is an integer number (3401950104).

Almost surely, 2^76461747505 is an apocalyptic number.

It is an amenable number.

76461747505 is a deficient number, since it is larger than the sum of its proper divisors (32400655823).

76461747505 is a wasteful number, since it uses less digits than its factorization.

76461747505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058937.

The product of its (nonzero) digits is 4939200, while the sum is 52.

The spelling of 76461747505 in words is "seventy-six billion, four hundred sixty-one million, seven hundred forty-seven thousand, five hundred five".