555152121751 has 2 divisors, whose sum is σ = 555152121752. Its totient is φ = 555152121750.

The previous prime is 555152121709. The next prime is 555152121767. The reversal of 555152121751 is 157121251555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 555152121751 - 2²³ = 555143733143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555152121451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277576060875 + 277576060876.

It is an arithmetic number, because the mean of its divisors is an integer number (277576060876).

Almost surely, 2^555152121751 is an apocalyptic number.

555152121751 is a deficient number, since it is larger than the sum of its proper divisors (1).

555152121751 is an equidigital number, since it uses as much as digits as its factorization.

555152121751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87500, while the sum is 40.

The spelling of 555152121751 in words is "five hundred fifty-five billion, one hundred fifty-two million, one hundred twenty-one thousand, seven hundred fifty-one".