499070189601 has 9 divisors (see below), whose sum is σ = 720882224049. Its totient is φ = 332712046836.

The previous prime is 499070189593. The next prime is 499070189617. The reversal of 499070189601 is 106981070994.

The square root of 499070189601 is 706449.

It is a perfect power (a square), and thus also a powerful number.

499070189601 is a `hidden beast` number, since 499 + 0 + 70 + 1 + 89 + 6 + 0 + 1 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 499070189601 - 2³ = 499070189593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (499070189701) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2001606 + ... + 2237088.

Almost surely, 2^499070189601 is an apocalyptic number.

499070189601 is the 706449-th square number.

499070189601 is the 353225-th centered octagonal number.

It is an amenable number.

499070189601 is a deficient number, since it is larger than the sum of its proper divisors (221812034448).

499070189601 is an frugal number, since it uses more digits than its factorization.

499070189601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470972 (or 235486 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 54.

The spelling of 499070189601 in words is "four hundred ninety-nine billion, seventy million, one hundred eighty-nine thousand, six hundred one".