80477475 has 48 divisors (see below), whose sum is σ = 145824000. Its totient is φ = 38920320.

The previous prime is 80477471. The next prime is 80477491. The reversal of 80477475 is 57477408.

It is not a de Polignac number, because 80477475 - 2² = 80477471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80477471) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56826 + ... + 58224.

It is an arithmetic number, because the mean of its divisors is an integer number (3038000).

Almost surely, 2^80477475 is an apocalyptic number.

80477475 is a deficient number, since it is larger than the sum of its proper divisors (65346525).

80477475 is a wasteful number, since it uses less digits than its factorization.

80477475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484 (or 1479 counting only the distinct ones).

The product of its (nonzero) digits is 219520, while the sum is 42.

The square root of 80477475 is about 8970.9238654667. The cubic root of 80477475 is about 431.7424787630.

The spelling of 80477475 in words is "eighty million, four hundred seventy-seven thousand, four hundred seventy-five".