125629803108 has 36 divisors (see below), whose sum is σ = 326147044860. Its totient is φ = 40744800576.

The previous prime is 125629803107. The next prime is 125629803151. The reversal of 125629803108 is 801308926521.

125629803108 is a `hidden beast` number, since 1 + 2 + 5 + 629 + 8 + 0 + 3 + 10 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 105318422784 + 20311380324 = 324528^2 + 142518^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (125629803107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47157003 + ... + 47159666.

It is an arithmetic number, because the mean of its divisors is an integer number (9059640135).

Almost surely, 2^125629803108 is an apocalyptic number.

125629803108 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

125629803108 is an abundant number, since it is smaller than the sum of its proper divisors (200517241752).

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

125629803108 is a wasteful number, since it uses less digits than its factorization.

125629803108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94316716 (or 94316711 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 125629803108 in words is "one hundred twenty-five billion, six hundred twenty-nine million, eight hundred three thousand, one hundred eight".