234514221644 has 24 divisors (see below), whose sum is σ = 427061785920. Its totient is φ = 112589006544.

The previous prime is 234514221619. The next prime is 234514221653. The reversal of 234514221644 is 446122415432.

It is a junction number, because it is equal to n+sod(n) for n = 234514221598 and 234514221607.

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, 11544554 + ... + 11564849.

It is an arithmetic number, because the mean of its divisors is an integer number (17794241080).

Almost surely, 2^234514221644 is an apocalyptic number.

It is an amenable number.

234514221644 is a deficient number, since it is larger than the sum of its proper divisors (192547564276).

234514221644 is a wasteful number, since it uses less digits than its factorization.

234514221644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23109509 (or 23109507 counting only the distinct ones).

The product of its digits is 184320, while the sum is 38.

The spelling of 234514221644 in words is "two hundred thirty-four billion, five hundred fourteen million, two hundred twenty-one thousand, six hundred forty-four".