125545014413320 has 32 divisors (see below), whose sum is σ = 282481819159320. Its totient is φ = 50217021457920.

The previous prime is 125545014413311. The next prime is 125545014413339. The reversal of 125545014413320 is 23314410545521.

It can be written as a sum of positive squares in 4 ways, for example, as 85650101410756 + 39894913002564 = 9254734^2 + 6316242^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

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, 28691637 + ... + 32776516.

Almost surely, 2^{125545014413320} is an apocalyptic number.

125545014413320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125545014413320 is an abundant number, since it is smaller than the sum of its proper divisors (156936804746000).

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

125545014413320 is a wasteful number, since it uses less digits than its factorization.

125545014413320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61519225 (or 61519221 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 125545014413320 its reverse (23314410545521), we get a palindrome (148859424958841).

The spelling of 125545014413320 in words is "one hundred twenty-five trillion, five hundred forty-five billion, fourteen million, four hundred thirteen thousand, three hundred twenty".