634071251102 has 4 divisors (see below), whose sum is σ = 951106876656. Its totient is φ = 317035625550.

The previous prime is 634071251089. The next prime is 634071251111. The reversal of 634071251102 is 201152170436.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158517812774 + ... + 158517812777.

It is an arithmetic number, because the mean of its divisors is an integer number (237776719164).

Almost surely, 2^634071251102 is an apocalyptic number.

634071251102 is a deficient number, since it is larger than the sum of its proper divisors (317035625554).

634071251102 is a wasteful number, since it uses less digits than its factorization.

634071251102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317035625553.

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 634071251102 in words is "six hundred thirty-four billion, seventy-one million, two hundred fifty-one thousand, one hundred two".