2318943477 has 32 divisors (see below), whose sum is σ = 3225954816. Its totient is φ = 1480550400.

The previous prime is 2318943469. The next prime is 2318943491. The reversal of 2318943477 is 7743498132.

It is not a de Polignac number, because 2318943477 - 2³ = 2318943469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2318943427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2432833 + ... + 2433785.

It is an arithmetic number, because the mean of its divisors is an integer number (100811088).

Almost surely, 2^2318943477 is an apocalyptic number.

It is an amenable number.

2318943477 is a deficient number, since it is larger than the sum of its proper divisors (907011339).

2318943477 is a wasteful number, since it uses less digits than its factorization.

2318943477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341.

The product of its digits is 1016064, while the sum is 48.

The square root of 2318943477 is about 48155.4096338096. The cubic root of 2318943477 is about 1323.6202039871.

It can be divided in two parts, 23189 and 43477, that added together give a palindrome (66666).

The spelling of 2318943477 in words is "two billion, three hundred eighteen million, nine hundred forty-three thousand, four hundred seventy-seven".