813364554 has 8 divisors (see below), whose sum is σ = 1626729120. Its totient is φ = 271121516.

The previous prime is 813364543. The next prime is 813364579. The reversal of 813364554 is 455463318.

It is a sphenic number, since it is the product of 3 distinct primes.

813364554 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67780374 + ... + 67780385.

It is an arithmetic number, because the mean of its divisors is an integer number (203341140).

Almost surely, 2^813364554 is an apocalyptic number.

813364554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

813364554 is a wasteful number, since it uses less digits than its factorization.

813364554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135560764.

The product of its digits is 172800, while the sum is 39.

The square root of 813364554 is about 28519.5468757833. The cubic root of 813364554 is about 933.4586418772.

The spelling of 813364554 in words is "eight hundred thirteen million, three hundred sixty-four thousand, five hundred fifty-four".