125734909412 has 24 divisors (see below), whose sum is σ = 251478694656. Its totient is φ = 53884487808.

The previous prime is 125734909379. The next prime is 125734909429. The reversal of 125734909412 is 214909437521.

It is a super-3 number, since 3×125734909412³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 973628 + ... + 1095180.

It is an arithmetic number, because the mean of its divisors is an integer number (10478278944).

Almost surely, 2^125734909412 is an apocalyptic number.

It is an amenable number.

125734909412 is an abundant number, since it is smaller than the sum of its proper divisors (125743785244).

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

125734909412 is a wasteful number, since it uses less digits than its factorization.

125734909412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158507 (or 158505 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 125734909412 in words is "one hundred twenty-five billion, seven hundred thirty-four million, nine hundred nine thousand, four hundred twelve".