1726432620056 has 8 divisors (see below), whose sum is σ = 3237061162620. Its totient is φ = 863216310024.

The previous prime is 1726432620053. The next prime is 1726432620083. The reversal of 1726432620056 is 6500262346271.

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 = 1726432619989 and 1726432620016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1726432620053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107902038746 + ... + 107902038761.

Almost surely, 2^{1726432620056} is an apocalyptic number.

It is an amenable number.

1726432620056 is a deficient number, since it is larger than the sum of its proper divisors (1510628542564).

1726432620056 is a wasteful number, since it uses less digits than its factorization.

1726432620056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215804077513 (or 215804077509 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 1726432620056 in words is "one trillion, seven hundred twenty-six billion, four hundred thirty-two million, six hundred twenty thousand, fifty-six".