76646148501 has 32 divisors (see below), whose sum is σ = 110530255360. Its totient is φ = 46963882944.

The previous prime is 76646148487. The next prime is 76646148511. The reversal of 76646148501 is 10584164667.

It is a happy number.

It is not a de Polignac number, because 76646148501 - 2⁹ = 76646147989 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 (76646148511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24048030 + ... + 24051216.

It is an arithmetic number, because the mean of its divisors is an integer number (3454070480).

Almost surely, 2^76646148501 is an apocalyptic number.

It is an amenable number.

76646148501 is a deficient number, since it is larger than the sum of its proper divisors (33884106859).

76646148501 is a wasteful number, since it uses less digits than its factorization.

76646148501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5665.

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 76646148501 in words is "seventy-six billion, six hundred forty-six million, one hundred forty-eight thousand, five hundred one".