407481100465 has 4 divisors (see below), whose sum is σ = 488977320564. Its totient is φ = 325984880368.

The previous prime is 407481100393. The next prime is 407481100493. The reversal of 407481100465 is 564001184704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 179342086144 + 228139014321 = 423488^2 + 477639^2 .

It is a cyclic number.

It is not a de Polignac number, because 407481100465 - 2¹¹ = 407481098417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40748110042 + ... + 40748110051.

It is an arithmetic number, because the mean of its divisors is an integer number (122244330141).

Almost surely, 2^407481100465 is an apocalyptic number.

It is an amenable number.

407481100465 is a deficient number, since it is larger than the sum of its proper divisors (81496220099).

407481100465 is an equidigital number, since it uses as much as digits as its factorization.

407481100465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81496220098.

The product of its (nonzero) digits is 107520, while the sum is 40.

The spelling of 407481100465 in words is "four hundred seven billion, four hundred eighty-one million, one hundred thousand, four hundred sixty-five".