38430444652556 has 24 divisors (see below), whose sum is σ = 73367778459024. Its totient is φ = 17468249185280.

The previous prime is 38430444652553. The next prime is 38430444652609. The reversal of 38430444652556 is 65525644403483.

It is a junction number, because it is equal to n+sod(n) for n = 38430444652495 and 38430444652504.

It is not an unprimeable number, because it can be changed into a prime (38430444652553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2515676 + ... + 9120828.

It is an arithmetic number, because the mean of its divisors is an integer number (3056990769126).

Almost surely, 2^{38430444652556} is an apocalyptic number.

It is an amenable number.

38430444652556 is a deficient number, since it is larger than the sum of its proper divisors (34937333806468).

38430444652556 is a wasteful number, since it uses less digits than its factorization.

38430444652556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6737401 (or 6737399 counting only the distinct ones).

The product of its (nonzero) digits is 165888000, while the sum is 59.

The spelling of 38430444652556 in words is "thirty-eight trillion, four hundred thirty billion, four hundred forty-four million, six hundred fifty-two thousand, five hundred fifty-six".