125484465840 has 160 divisors (see below), whose sum is σ = 394414279680. Its totient is φ = 32997998592.

The previous prime is 125484465833. The next prime is 125484465859. The reversal of 125484465840 is 48564484521.

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 31 ways as a sum of consecutive naturals, for example, 17193072 + ... + 17200368.

It is an arithmetic number, because the mean of its divisors is an integer number (2465089248).

Almost surely, 2^125484465840 is an apocalyptic number.

125484465840 is a gapful number since it is divisible by the number (10) 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 125484465840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197207139840).

125484465840 is an abundant number, since it is smaller than the sum of its proper divisors (268929813840).

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

125484465840 is a wasteful number, since it uses less digits than its factorization.

125484465840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8299 (or 8293 counting only the distinct ones).

The product of its (nonzero) digits is 4915200, while the sum is 51.

The spelling of 125484465840 in words is "one hundred twenty-five billion, four hundred eighty-four million, four hundred sixty-five thousand, eight hundred forty".