404525431245 has 96 divisors (see below), whose sum is σ = 708270925824. Its totient is φ = 197056204800.

The previous prime is 404525431223. The next prime is 404525431259. The reversal of 404525431245 is 542134525404.

It is not a de Polignac number, because 404525431245 - 2¹⁵ = 404525398477 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 95382325 + ... + 95386565.

It is an arithmetic number, because the mean of its divisors is an integer number (7377822144).

Almost surely, 2^404525431245 is an apocalyptic number.

It is an amenable number.

404525431245 is a deficient number, since it is larger than the sum of its proper divisors (303745494579).

404525431245 is a wasteful number, since it uses less digits than its factorization.

404525431245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4663 (or 4650 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 39.

Adding to 404525431245 its reverse (542134525404), we get a palindrome (946659956649).

The spelling of 404525431245 in words is "four hundred four billion, five hundred twenty-five million, four hundred thirty-one thousand, two hundred forty-five".