464445477 has 12 divisors (see below), whose sum is σ = 676149760. Its totient is φ = 307191528.

The previous prime is 464445467. The next prime is 464445523. The reversal of 464445477 is 774544464.

It is a happy number.

464445477 is a `hidden beast` number, since 4 + 64 + 44 + 547 + 7 = 666.

It is not a de Polignac number, because 464445477 - 2⁴ = 464445461 is a prime.

It is a super-2 number, since 2×464445477² = 431419202211515058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464445467) 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, 202027 + ... + 204312.

Almost surely, 2^464445477 is an apocalyptic number.

It is an amenable number.

464445477 is a deficient number, since it is larger than the sum of its proper divisors (211704283).

464445477 is a wasteful number, since it uses less digits than its factorization.

464445477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406472 (or 406469 counting only the distinct ones).

The product of its digits is 1505280, while the sum is 45.

The square root of 464445477 is about 21550.9971231031. The cubic root of 464445477 is about 774.4230055620.

The spelling of 464445477 in words is "four hundred sixty-four million, four hundred forty-five thousand, four hundred seventy-seven".