76658216040 has 192 divisors, whose sum is σ = 294549091200. Its totient is φ = 16917659136.

The previous prime is 76658216017. The next prime is 76658216053. The reversal of 76658216040 is 4061285667.

76658216040 is a `hidden beast` number, since 7 + 6 + 6 + 582 + 1 + 60 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 451402 + ... + 597561.

It is an arithmetic number, because the mean of its divisors is an integer number (1534109850).

Almost surely, 2^76658216040 is an apocalyptic number.

76658216040 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

76658216040 is an abundant number, since it is smaller than the sum of its proper divisors (217890875160).

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

76658216040 is a wasteful number, since it uses less digits than its factorization.

76658216040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049016 (or 1049009 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 76658216040 in words is "seventy-six billion, six hundred fifty-eight million, two hundred sixteen thousand, forty".