634423123014 has 16 divisors (see below), whose sum is σ = 1268865099840. Its totient is φ = 211471232040.

The previous prime is 634423123001. The next prime is 634423123039. The reversal of 634423123014 is 410321324436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327592 + ... + 1173099.

It is an arithmetic number, because the mean of its divisors is an integer number (79304068740).

Almost surely, 2^634423123014 is an apocalyptic number.

634423123014 is an abundant number, since it is smaller than the sum of its proper divisors (634441976826).

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

634423123014 is a wasteful number, since it uses less digits than its factorization.

634423123014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571155.

The product of its (nonzero) digits is 41472, while the sum is 33.

The spelling of 634423123014 in words is "six hundred thirty-four billion, four hundred twenty-three million, one hundred twenty-three thousand, fourteen".