125450015142 has 64 divisors (see below), whose sum is σ = 260639981568. Its totient is φ = 40210992000.

The previous prime is 125450015123. The next prime is 125450015161. The reversal of 125450015142 is 241510054521.

It is an interprime number because it is at equal distance from previous prime (125450015123) and next prime (125450015161).

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, 49060128 + ... + 49062684.

It is an arithmetic number, because the mean of its divisors is an integer number (4072499712).

Almost surely, 2^125450015142 is an apocalyptic number.

125450015142 is an abundant number, since it is smaller than the sum of its proper divisors (135189966426).

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

125450015142 is a wasteful number, since it uses less digits than its factorization.

125450015142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4165.

The product of its (nonzero) digits is 8000, while the sum is 30.

Adding to 125450015142 its reverse (241510054521), we get a palindrome (366960069663).

The spelling of 125450015142 in words is "one hundred twenty-five billion, four hundred fifty million, fifteen thousand, one hundred forty-two".