76975058857 has 2 divisors, whose sum is σ = 76975058858. Its totient is φ = 76975058856.

The previous prime is 76975058837. The next prime is 76975058861. The reversal of 76975058857 is 75885057967.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72953469801 + 4021589056 = 270099^2 + 63416^2 .

It is an emirp because it is prime and its reverse (75885057967) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76975058857 is a prime.

It is a super-2 number, since 2×76975058857² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 76975058792 and 76975058801.

It is not a weakly prime, because it can be changed into another prime (76975058827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38487529428 + 38487529429.

It is an arithmetic number, because the mean of its divisors is an integer number (38487529429).

Almost surely, 2^76975058857 is an apocalyptic number.

It is an amenable number.

76975058857 is a deficient number, since it is larger than the sum of its proper divisors (1).

76975058857 is an equidigital number, since it uses as much as digits as its factorization.

76975058857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 148176000, while the sum is 67.

The spelling of 76975058857 in words is "seventy-six billion, nine hundred seventy-five million, fifty-eight thousand, eight hundred fifty-seven".