3125403113445 has 48 divisors (see below), whose sum is σ = 5520753987840. Its totient is φ = 1635083169408.

The previous prime is 3125403113419. The next prime is 3125403113489. The reversal of 3125403113445 is 5443113045213.

3125403113445 is a `hidden beast` number, since 3 + 12 + 540 + 31 + 1 + 34 + 45 = 666.

It is not a de Polignac number, because 3125403113445 - 2¹² = 3125403109349 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11270466 + ... + 11544444.

It is an arithmetic number, because the mean of its divisors is an integer number (115015708080).

Almost surely, 2^{3125403113445} is an apocalyptic number.

It is an amenable number.

3125403113445 is a deficient number, since it is larger than the sum of its proper divisors (2395350874395).

3125403113445 is a wasteful number, since it uses less digits than its factorization.

3125403113445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278826 (or 278823 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 3125403113445 its reverse (5443113045213), we get a palindrome (8568516158658).

The spelling of 3125403113445 in words is "three trillion, one hundred twenty-five billion, four hundred three million, one hundred thirteen thousand, four hundred forty-five".