125145445454004 has 96 divisors (see below), whose sum is σ = 327091105152000. Its totient is φ = 37008021726720.

The previous prime is 125145445453993. The next prime is 125145445454017. The reversal of 125145445454004 is 400454544541521.

It is a super-2 number, since 2×125145445454004² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80352462 + ... + 81895109.

It is an arithmetic number, because the mean of its divisors is an integer number (3407199012000).

Almost surely, 2^{125145445454004} is an apocalyptic number.

It is an amenable number.

125145445454004 is an abundant number, since it is smaller than the sum of its proper divisors (201945659697996).

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

125145445454004 is a wasteful number, since it uses less digits than its factorization.

125145445454004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162247813 (or 162247811 counting only the distinct ones).

The product of its (nonzero) digits is 5120000, while the sum is 48.

Adding to 125145445454004 its reverse (400454544541521), we get a palindrome (525599989995525).

The spelling of 125145445454004 in words is "one hundred twenty-five trillion, one hundred forty-five billion, four hundred forty-five million, four hundred fifty-four thousand, four".