80476465 has 16 divisors (see below), whose sum is σ = 100316160. Its totient is φ = 61911360.

The previous prime is 80476439. The next prime is 80476469. The reversal of 80476465 is 56467408.

It is not a de Polignac number, because 80476465 - 2⁷ = 80476337 is a prime.

It is a super-2 number, since 2×80476465² = 12952922837792450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (80476469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24331 + ... + 27439.

It is an arithmetic number, because the mean of its divisors is an integer number (6269760).

Almost surely, 2^80476465 is an apocalyptic number.

It is an amenable number.

80476465 is a deficient number, since it is larger than the sum of its proper divisors (19839695).

80476465 is a wasteful number, since it uses less digits than its factorization.

80476465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3312.

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 80476465 is about 8970.8675723143. The cubic root of 80476465 is about 431.7406726190.

The spelling of 80476465 in words is "eighty million, four hundred seventy-six thousand, four hundred sixty-five".