409497112725 has 12 divisors (see below), whose sum is σ = 677035226496. Its totient is φ = 218398460080.

The previous prime is 409497112663. The next prime is 409497112727. The reversal of 409497112725 is 527211794904.

It is not a de Polignac number, because 409497112725 - 2⁷ = 409497112597 is a prime.

It is a super-2 number, since 2×409497112725² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409497112727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2729980677 + ... + 2729980826.

It is an arithmetic number, because the mean of its divisors is an integer number (56419602208).

Almost surely, 2^409497112725 is an apocalyptic number.

It is an amenable number.

409497112725 is a deficient number, since it is larger than the sum of its proper divisors (267538113771).

409497112725 is a wasteful number, since it uses less digits than its factorization.

409497112725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5459961516 (or 5459961511 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 51.

The spelling of 409497112725 in words is "four hundred nine billion, four hundred ninety-seven million, one hundred twelve thousand, seven hundred twenty-five".