9477899893 has 16 divisors (see below), whose sum is σ = 11933608320. Its totient is φ = 7312248000.

The previous prime is 9477899881. The next prime is 9477899939. The reversal of 9477899893 is 3989987749.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9477899893 is a prime.

It is a super-2 number, since 2×9477899893² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9477899803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 601578 + ... + 617131.

It is an arithmetic number, because the mean of its divisors is an integer number (745850520).

Almost surely, 2^9477899893 is an apocalyptic number.

It is an amenable number.

9477899893 is a deficient number, since it is larger than the sum of its proper divisors (2455708427).

9477899893 is a wasteful number, since it uses less digits than its factorization.

9477899893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1218828.

The product of its digits is 246903552, while the sum is 73.

The square root of 9477899893 is about 97354.5062798841. The cubic root of 9477899893 is about 2116.2681984566.

The spelling of 9477899893 in words is "nine billion, four hundred seventy-seven million, eight hundred ninety-nine thousand, eight hundred ninety-three".