124955928551 has 2 divisors, whose sum is σ = 124955928552. Its totient is φ = 124955928550.

The previous prime is 124955928541. The next prime is 124955928593. The reversal of 124955928551 is 155829559421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124955928551 - 2²² = 124951734247 is a prime.

It is a super-2 number, since 2×124955928551² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124955928541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62477964275 + 62477964276.

It is an arithmetic number, because the mean of its divisors is an integer number (62477964276).

Almost surely, 2^124955928551 is an apocalyptic number.

124955928551 is a deficient number, since it is larger than the sum of its proper divisors (1).

124955928551 is an equidigital number, since it uses as much as digits as its factorization.

124955928551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480000, while the sum is 56.

The spelling of 124955928551 in words is "one hundred twenty-four billion, nine hundred fifty-five million, nine hundred twenty-eight thousand, five hundred fifty-one".