73410012857 has 2 divisors, whose sum is σ = 73410012858. Its totient is φ = 73410012856.

The previous prime is 73410012817. The next prime is 73410012877. The reversal of 73410012857 is 75821001437.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62434517161 + 10975495696 = 249869^2 + 104764^2 .

It is a cyclic number.

It is not a de Polignac number, because 73410012857 - 2⁸ = 73410012601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73410012857.

It is not a weakly prime, because it can be changed into another prime (73410012817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36705006428 + 36705006429.

It is an arithmetic number, because the mean of its divisors is an integer number (36705006429).

Almost surely, 2^73410012857 is an apocalyptic number.

It is an amenable number.

73410012857 is a deficient number, since it is larger than the sum of its proper divisors (1).

73410012857 is an equidigital number, since it uses as much as digits as its factorization.

73410012857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47040, while the sum is 38.

The spelling of 73410012857 in words is "seventy-three billion, four hundred ten million, twelve thousand, eight hundred fifty-seven".