2331455642 has 16 divisors (see below), whose sum is σ = 3517200960. Its totient is φ = 1159075008.

The previous prime is 2331455639. The next prime is 2331455647. The reversal of 2331455642 is 2465541332.

2331455642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2331455642² = 10871370821227264328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2331455647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250883 + ... + 260009.

It is an arithmetic number, because the mean of its divisors is an integer number (219825060).

Almost surely, 2^2331455642 is an apocalyptic number.

2331455642 is a deficient number, since it is larger than the sum of its proper divisors (1185745318).

2331455642 is a wasteful number, since it uses less digits than its factorization.

2331455642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9845.

The product of its digits is 86400, while the sum is 35.

The square root of 2331455642 is about 48285.1492904392. The cubic root of 2331455642 is about 1325.9965242377.

Adding to 2331455642 its reverse (2465541332), we get a palindrome (4796996974).

The spelling of 2331455642 in words is "two billion, three hundred thirty-one million, four hundred fifty-five thousand, six hundred forty-two".