2134465623 has 24 divisors (see below), whose sum is σ = 3120311376. Its totient is φ = 1405872000.

The previous prime is 2134465609. The next prime is 2134465649. The reversal of 2134465623 is 3265644312.

2134465623 is a `hidden beast` number, since 2 + 134 + 465 + 62 + 3 = 666.

It is not a de Polignac number, because 2134465623 - 2⁵ = 2134465591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134465693) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 471336 + ... + 475842.

It is an arithmetic number, because the mean of its divisors is an integer number (130012974).

Almost surely, 2^2134465623 is an apocalyptic number.

2134465623 is a deficient number, since it is larger than the sum of its proper divisors (985845753).

2134465623 is a wasteful number, since it uses less digits than its factorization.

2134465623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5135 (or 5132 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 2134465623 is about 46200.2773043626. The cubic root of 2134465623 is about 1287.5468920364.

Subtracting 2134465623 from its reverse (3265644312), we obtain a square (1131178689 = 33633²).

The spelling of 2134465623 in words is "two billion, one hundred thirty-four million, four hundred sixty-five thousand, six hundred twenty-three".