125366045536 has 96 divisors (see below), whose sum is σ = 261943089408. Its totient is φ = 58937725440.

The previous prime is 125366045509. The next prime is 125366045549. The reversal of 125366045536 is 635540663521.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25787746 + ... + 25792606.

It is an arithmetic number, because the mean of its divisors is an integer number (2728573848).

Almost surely, 2^125366045536 is an apocalyptic number.

125366045536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125366045536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130971544704).

125366045536 is an abundant number, since it is smaller than the sum of its proper divisors (136577043872).

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

125366045536 is a wasteful number, since it uses less digits than its factorization.

125366045536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5484 (or 5476 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 46.

The spelling of 125366045536 in words is "one hundred twenty-five billion, three hundred sixty-six million, forty-five thousand, five hundred thirty-six".