8129263734 has 64 divisors (see below), whose sum is σ = 19629312000. Its totient is φ = 2484315360.

The previous prime is 8129263691. The next prime is 8129263757. The reversal of 8129263734 is 4373629218.

8129263734 is a `hidden beast` number, since 8 + 1 + 2 + 9 + 2 + 637 + 3 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 8129263734.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95989 + ... + 159600.

It is an arithmetic number, because the mean of its divisors is an integer number (306708000).

Almost surely, 2^8129263734 is an apocalyptic number.

8129263734 is an abundant number, since it is smaller than the sum of its proper divisors (11500048266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8129263734 is a wasteful number, since it uses less digits than its factorization.

8129263734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255650 (or 255644 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 8129263734 is about 90162.4297254682. The cubic root of 8129263734 is about 2010.7144753406.

The spelling of 8129263734 in words is "eight billion, one hundred twenty-nine million, two hundred sixty-three thousand, seven hundred thirty-four".