125151535412 has 24 divisors (see below), whose sum is σ = 220746960000. Its totient is φ = 62082779616.

The previous prime is 125151535387. The next prime is 125151535417. The reversal of 125151535412 is 214535151521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125151535417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52553 + ... + 503055.

It is an arithmetic number, because the mean of its divisors is an integer number (9197790000).

Almost surely, 2^125151535412 is an apocalyptic number.

It is an amenable number.

125151535412 is a deficient number, since it is larger than the sum of its proper divisors (95595424588).

125151535412 is a wasteful number, since it uses less digits than its factorization.

125151535412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451055 (or 451053 counting only the distinct ones).

The product of its digits is 30000, while the sum is 35.

Adding to 125151535412 its reverse (214535151521), we get a palindrome (339686686933).

The spelling of 125151535412 in words is "one hundred twenty-five billion, one hundred fifty-one million, five hundred thirty-five thousand, four hundred twelve".