125543670630 has 64 divisors (see below), whose sum is σ = 349065497088. Its totient is φ = 28302600960.

The previous prime is 125543670619. The next prime is 125543670653. The reversal of 125543670630 is 36076345521.

It is a super-2 number, since 2×125543670630² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent 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, 4079376 + ... + 4110035.

It is an arithmetic number, because the mean of its divisors is an integer number (5454148392).

Almost surely, 2^125543670630 is an apocalyptic number.

125543670630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125543670630 is an abundant number, since it is smaller than the sum of its proper divisors (223521826458).

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

125543670630 is a wasteful number, since it uses less digits than its factorization.

125543670630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8189501.

The product of its (nonzero) digits is 453600, while the sum is 42.

The spelling of 125543670630 in words is "one hundred twenty-five billion, five hundred forty-three million, six hundred seventy thousand, six hundred thirty".