10423643400344 has 8 divisors (see below), whose sum is σ = 19544331375660. Its totient is φ = 5211821700168.

The previous prime is 10423643400343. The next prime is 10423643400371. The reversal of 10423643400344 is 44300434632401.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 10423643400298 and 10423643400307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10423643400343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651477712514 + ... + 651477712529.

Almost surely, 2^{10423643400344} is an apocalyptic number.

It is an amenable number.

10423643400344 is a deficient number, since it is larger than the sum of its proper divisors (9120687975316).

10423643400344 is a wasteful number, since it uses less digits than its factorization.

10423643400344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302955425049 (or 1302955425045 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 38.

The spelling of 10423643400344 in words is "ten trillion, four hundred twenty-three billion, six hundred forty-three million, four hundred thousand, three hundred forty-four".