234355672145 has 32 divisors (see below), whose sum is σ = 334065731328. Its totient is φ = 154473861888.

The previous prime is 234355672069. The next prime is 234355672237. The reversal of 234355672145 is 541276553432.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 234355672145 - 2²⁴ = 234338894929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234355672145.

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, 982694 + ... + 1197663.

It is an arithmetic number, because the mean of its divisors is an integer number (10439554104).

Almost surely, 2^234355672145 is an apocalyptic number.

It is an amenable number.

234355672145 is a deficient number, since it is larger than the sum of its proper divisors (99710059183).

234355672145 is a wasteful number, since it uses less digits than its factorization.

234355672145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2180489.

The product of its digits is 3024000, while the sum is 47.

The spelling of 234355672145 in words is "two hundred thirty-four billion, three hundred fifty-five million, six hundred seventy-two thousand, one hundred forty-five".