855588454 has 32 divisors (see below), whose sum is σ = 1539440640. Its totient is φ = 348688032.

The previous prime is 855588439. The next prime is 855588491. The reversal of 855588454 is 454885558.

It is a super-2 number, since 2×855588454² = 1464063205236220232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48027 + ... + 63385.

It is an arithmetic number, because the mean of its divisors is an integer number (48107520).

Almost surely, 2^855588454 is an apocalyptic number.

855588454 is a deficient number, since it is larger than the sum of its proper divisors (683852186).

855588454 is a wasteful number, since it uses less digits than its factorization.

855588454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15564.

The product of its digits is 5120000, while the sum is 52.

The square root of 855588454 is about 29250.4436547551. The cubic root of 855588454 is about 949.3396903648.

The spelling of 855588454 in words is "eight hundred fifty-five million, five hundred eighty-eight thousand, four hundred fifty-four".