801367555 has 4 divisors (see below), whose sum is σ = 961641072. Its totient is φ = 641094040.

The previous prime is 801367549. The next prime is 801367561. The reversal of 801367555 is 555763108.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (801367549) and next prime (801367561).

It is not a de Polignac number, because 801367555 - 2⁹ = 801367043 is a prime.

It is a Duffinian 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, 80136751 + ... + 80136760.

It is an arithmetic number, because the mean of its divisors is an integer number (240410268).

Almost surely, 2^801367555 is an apocalyptic number.

801367555 is a deficient number, since it is larger than the sum of its proper divisors (160273517).

801367555 is a wasteful number, since it uses less digits than its factorization.

801367555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160273516.

The product of its (nonzero) digits is 126000, while the sum is 40.

The square root of 801367555 is about 28308.4361101068. The cubic root of 801367555 is about 928.8464345957.

The spelling of 801367555 in words is "eight hundred one million, three hundred sixty-seven thousand, five hundred fifty-five".