234138993370 has 64 divisors (see below), whose sum is σ = 436161563136. Its totient is φ = 90446863360.

The previous prime is 234138993349. The next prime is 234138993493. The reversal of 234138993370 is 73399831432.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12046260 + ... + 12065680.

It is an arithmetic number, because the mean of its divisors is an integer number (6815024424).

Almost surely, 2^234138993370 is an apocalyptic number.

234138993370 is a deficient number, since it is larger than the sum of its proper divisors (202022569766).

234138993370 is a wasteful number, since it uses less digits than its factorization.

234138993370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19815.

The product of its (nonzero) digits is 2939328, while the sum is 52.

The spelling of 234138993370 in words is "two hundred thirty-four billion, one hundred thirty-eight million, nine hundred ninety-three thousand, three hundred seventy".