125140126400 has 42 divisors (see below), whose sum is σ = 307922927460. Its totient is φ = 50056049920.

The previous prime is 125140126399. The next prime is 125140126421. The reversal of 125140126400 is 4621041521.

It is a self number, because there is not a number n which added to its sum of digits gives 125140126400.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39104690 + ... + 39107889.

Almost surely, 2^125140126400 is an apocalyptic number.

125140126400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125140126400 is an abundant number, since it is smaller than the sum of its proper divisors (182782801060).

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

125140126400 is an equidigital number, since it uses as much as digits as its factorization.

125140126400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78212601 (or 78212586 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 125140126400 its reverse (4621041521), we get a palindrome (129761167921).

The spelling of 125140126400 in words is "one hundred twenty-five billion, one hundred forty million, one hundred twenty-six thousand, four hundred".