125253284658 has 16 divisors (see below), whose sum is σ = 265242250080. Its totient is φ = 39295148096.

The previous prime is 125253284567. The next prime is 125253284659. The reversal of 125253284658 is 856482352521.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 125253284658.

It is not an unprimeable number, because it can be changed into a prime (125253284659) 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, 613986588 + ... + 613986791.

It is an arithmetic number, because the mean of its divisors is an integer number (16577640630).

Almost surely, 2^125253284658 is an apocalyptic number.

125253284658 is an abundant number, since it is smaller than the sum of its proper divisors (139988965422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125253284658 is a wasteful number, since it uses less digits than its factorization.

125253284658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227973401.

The product of its digits is 4608000, while the sum is 51.

The spelling of 125253284658 in words is "one hundred twenty-five billion, two hundred fifty-three million, two hundred eighty-four thousand, six hundred fifty-eight".