125686467546 has 16 divisors (see below), whose sum is σ = 251376549984. Its totient is φ = 41894886704.

The previous prime is 125686467493. The next prime is 125686467583. The reversal of 125686467546 is 645764686521.

It is a super-2 number, since 2×125686467546² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 125686467546.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557380 + ... + 749696.

It is an arithmetic number, because the mean of its divisors is an integer number (15711034374).

Almost surely, 2^125686467546 is an apocalyptic number.

125686467546 is an abundant number, since it is smaller than the sum of its proper divisors (125690082438).

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

125686467546 is a wasteful number, since it uses less digits than its factorization.

125686467546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301245.

The product of its digits is 58060800, while the sum is 60.

The spelling of 125686467546 in words is "one hundred twenty-five billion, six hundred eighty-six million, four hundred sixty-seven thousand, five hundred forty-six".