124945149801 has 4 divisors (see below), whose sum is σ = 166593533072. Its totient is φ = 83296766532.

The previous prime is 124945149767. The next prime is 124945149803. The reversal of 124945149801 is 108941549421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 124945149801 - 2⁹ = 124945149289 is a prime.

It is a super-2 number, since 2×124945149801² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124945149803) 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 in 3 ways as a sum of consecutive naturals, for example, 20824191631 + ... + 20824191636.

It is an arithmetic number, because the mean of its divisors is an integer number (41648383268).

Almost surely, 2^124945149801 is an apocalyptic number.

It is an amenable number.

124945149801 is a deficient number, since it is larger than the sum of its proper divisors (41648383271).

124945149801 is an equidigital number, since it uses as much as digits as its factorization.

124945149801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41648383270.

The product of its (nonzero) digits is 414720, while the sum is 48.

The spelling of 124945149801 in words is "one hundred twenty-four billion, nine hundred forty-five million, one hundred forty-nine thousand, eight hundred one".