76520123087699 has 8 divisors (see below), whose sum is σ = 76578786255840. Its totient is φ = 76461460906176.

The previous prime is 76520123087689. The next prime is 76520123087701. The reversal of 76520123087699 is 99678032102567.

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

It is a cyclic number.

It is not a de Polignac number, because 76520123087699 - 2¹⁶ = 76520123022163 is a prime.

It is a super-2 number, since 2×76520123087699² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76520123087609) 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, 258372047 + ... + 258668039.

It is an arithmetic number, because the mean of its divisors is an integer number (9572348281980).

Almost surely, 2^{76520123087699} is an apocalyptic number.

76520123087699 is a deficient number, since it is larger than the sum of its proper divisors (58663168141).

76520123087699 is a wasteful number, since it uses less digits than its factorization.

76520123087699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493309.

The product of its (nonzero) digits is 68584320, while the sum is 65.

The spelling of 76520123087699 in words is "seventy-six trillion, five hundred twenty billion, one hundred twenty-three million, eighty-seven thousand, six hundred ninety-nine".