124694768989 has 8 divisors (see below), whose sum is σ = 145984120128. Its totient is φ = 104274371040.

The previous prime is 124694768981. The next prime is 124694769019. The reversal of 124694768989 is 989867496421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 124694768989 - 2³ = 124694768981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124694768981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217237987 + ... + 217238560.

It is an arithmetic number, because the mean of its divisors is an integer number (18248015016).

Almost surely, 2^124694768989 is an apocalyptic number.

It is an amenable number.

124694768989 is a deficient number, since it is larger than the sum of its proper divisors (21289351139).

124694768989 is an equidigital number, since it uses as much as digits as its factorization.

124694768989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434476595.

The product of its digits is 376233984, while the sum is 73.

The spelling of 124694768989 in words is "one hundred twenty-four billion, six hundred ninety-four million, seven hundred sixty-eight thousand, nine hundred eighty-nine".