231403041654 has 16 divisors (see below), whose sum is σ = 468664389120. Its totient is φ = 76157962920.

The previous prime is 231403041629. The next prime is 231403041673. The reversal of 231403041654 is 456140304132.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244095562 + ... + 244096509.

It is an arithmetic number, because the mean of its divisors is an integer number (29291524320).

Almost surely, 2^231403041654 is an apocalyptic number.

231403041654 is an abundant number, since it is smaller than the sum of its proper divisors (237261347466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

231403041654 is a wasteful number, since it uses less digits than its factorization.

231403041654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488192155.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 231403041654 its reverse (456140304132), we get a palindrome (687543345786).

The spelling of 231403041654 in words is "two hundred thirty-one billion, four hundred three million, forty-one thousand, six hundred fifty-four".