125677174849 has 8 divisors (see below), whose sum is σ = 125782663680. Its totient is φ = 125571732000.

The previous prime is 125677174841. The next prime is 125677174859. The reversal of 125677174849 is 948471776521.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 125677174849 - 2³ = 125677174841 is a prime.

It is a super-2 number, since 2×125677174849² (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 (125677174841) 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, 7247109 + ... + 7264429.

It is an arithmetic number, because the mean of its divisors is an integer number (15722832960).

Almost surely, 2^125677174849 is an apocalyptic number.

It is an amenable number.

125677174849 is a deficient number, since it is larger than the sum of its proper divisors (105488831).

125677174849 is a wasteful number, since it uses less digits than its factorization.

125677174849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22991.

The product of its digits is 23708160, while the sum is 61.

The spelling of 125677174849 in words is "one hundred twenty-five billion, six hundred seventy-seven million, one hundred seventy-four thousand, eight hundred forty-nine".