125485673418 has 64 divisors (see below), whose sum is σ = 319303633920. Its totient is φ = 35784440496.

The previous prime is 125485673399. The next prime is 125485673437. The reversal of 125485673418 is 814376584521.

It is a happy number.

125485673418 is a `hidden beast` number, since 1 + 2 + 5 + 48 + 567 + 34 + 1 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (125485673399) and next prime (125485673437).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119680 + ... + 515067.

It is an arithmetic number, because the mean of its divisors is an integer number (4989119280).

Almost surely, 2^125485673418 is an apocalyptic number.

125485673418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

125485673418 is an abundant number, since it is smaller than the sum of its proper divisors (193817960502).

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

125485673418 is a wasteful number, since it uses less digits than its factorization.

125485673418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635288 (or 635282 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 54.

The spelling of 125485673418 in words is "one hundred twenty-five billion, four hundred eighty-five million, six hundred seventy-three thousand, four hundred eighteen".