125530451130 has 64 divisors (see below), whose sum is σ = 344360971008. Its totient is φ = 28688601600.

The previous prime is 125530451129. The next prime is 125530451147. The reversal of 125530451130 is 31154035521.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 1589580 + ... + 1666680.

It is an arithmetic number, because the mean of its divisors is an integer number (5380640172).

Almost surely, 2^125530451130 is an apocalyptic number.

125530451130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125530451130 is an abundant number, since it is smaller than the sum of its proper divisors (218830519878).

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

125530451130 is a wasteful number, since it uses less digits than its factorization.

125530451130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84871.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 125530451130 its reverse (31154035521), we get a palindrome (156684486651).

The spelling of 125530451130 in words is "one hundred twenty-five billion, five hundred thirty million, four hundred fifty-one thousand, one hundred thirty".