120424622557 has 2 divisors, whose sum is σ = 120424622558. Its totient is φ = 120424622556.

The previous prime is 120424622503. The next prime is 120424622599. The reversal of 120424622557 is 755226424021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118243825956 + 2180796601 = 343866^2 + 46699^2 .

It is a cyclic number.

It is not a de Polignac number, because 120424622557 - 2⁷ = 120424622429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120424662557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60212311278 + 60212311279.

It is an arithmetic number, because the mean of its divisors is an integer number (60212311279).

Almost surely, 2^120424622557 is an apocalyptic number.

It is an amenable number.

120424622557 is a deficient number, since it is larger than the sum of its proper divisors (1).

120424622557 is an equidigital number, since it uses as much as digits as its factorization.

120424622557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 268800, while the sum is 40.

The spelling of 120424622557 in words is "one hundred twenty billion, four hundred twenty-four million, six hundred twenty-two thousand, five hundred fifty-seven".