76455261616340 has 12 divisors (see below), whose sum is σ = 160556049394356. Its totient is φ = 30582104646528.

The previous prime is 76455261616303. The next prime is 76455261616373. The reversal of 76455261616340 is 4361616255467.

It can be written as a sum of positive squares in 2 ways, for example, as 24144585273796 + 52310676342544 = 4913714^2 + 7232612^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1911381540389 + ... + 1911381540428.

It is an arithmetic number, because the mean of its divisors is an integer number (13379670782863).

Almost surely, 2^{76455261616340} is an apocalyptic number.

It is an amenable number.

76455261616340 is an abundant number, since it is smaller than the sum of its proper divisors (84100787778016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76455261616340 is a wasteful number, since it uses less digits than its factorization.

76455261616340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3822763080826 (or 3822763080824 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 56.

The spelling of 76455261616340 in words is "seventy-six trillion, four hundred fifty-five billion, two hundred sixty-one million, six hundred sixteen thousand, three hundred forty".