125783556064 has 24 divisors (see below), whose sum is σ = 247722572160. Its totient is φ = 62869886976.

The previous prime is 125783556047. The next prime is 125783556089. The reversal of 125783556064 is 460655387521.

It is a super-2 number, since 2×125783556064² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 590529 + ... + 774784.

It is an arithmetic number, because the mean of its divisors is an integer number (10321773840).

Almost surely, 2^125783556064 is an apocalyptic number.

It is an amenable number.

125783556064 is a deficient number, since it is larger than the sum of its proper divisors (121939016096).

125783556064 is a wasteful number, since it uses less digits than its factorization.

125783556064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1368202 (or 1368194 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 52.

The spelling of 125783556064 in words is "one hundred twenty-five billion, seven hundred eighty-three million, five hundred fifty-six thousand, sixty-four".