485378553 has 24 divisors (see below), whose sum is σ = 714582400. Its totient is φ = 292834080.

The previous prime is 485378549. The next prime is 485378557. The reversal of 485378553 is 355873584.

It is an interprime number because it is at equal distance from previous prime (485378549) and next prime (485378557).

It is not a de Polignac number, because 485378553 - 2² = 485378549 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (485378557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80208 + ... + 86046.

Almost surely, 2^485378553 is an apocalyptic number.

It is an amenable number.

485378553 is a deficient number, since it is larger than the sum of its proper divisors (229203847).

485378553 is a wasteful number, since it uses less digits than its factorization.

485378553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6093 (or 6082 counting only the distinct ones).

The product of its digits is 2016000, while the sum is 48.

The square root of 485378553 is about 22031.3084722628. The cubic root of 485378553 is about 785.8871617698.

The spelling of 485378553 in words is "four hundred eighty-five million, three hundred seventy-eight thousand, five hundred fifty-three".