634025161253233 has 16 divisors (see below), whose sum is σ = 643179423680640. Its totient is φ = 624943069036416.

The previous prime is 634025161253153. The next prime is 634025161253249. The reversal of 634025161253233 is 332352161520436.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 634025161253233 - 2³⁷ = 633887722299761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (634025161251233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14811741 + ... + 38567317.

It is an arithmetic number, because the mean of its divisors is an integer number (40198713980040).

Almost surely, 2^{634025161253233} is an apocalyptic number.

It is an amenable number.

634025161253233 is a deficient number, since it is larger than the sum of its proper divisors (9154262427407).

634025161253233 is a wasteful number, since it uses less digits than its factorization.

634025161253233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23757096.

The product of its (nonzero) digits is 2332800, while the sum is 46.

The spelling of 634025161253233 in words is "six hundred thirty-four trillion, twenty-five billion, one hundred sixty-one million, two hundred fifty-three thousand, two hundred thirty-three".