42504436355644 has 12 divisors (see below), whose sum is σ = 74385091435144. Its totient is φ = 21251553088464.

The previous prime is 42504436355617. The next prime is 42504436355651. The reversal of 42504436355644 is 44655363440524.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166128534 + ... + 166384189.

Almost surely, 2^{42504436355644} is an apocalyptic number.

It is an amenable number.

42504436355644 is a deficient number, since it is larger than the sum of its proper divisors (31880655079500).

42504436355644 is a wasteful number, since it uses less digits than its factorization.

42504436355644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332544684 (or 332544682 counting only the distinct ones).

The product of its (nonzero) digits is 82944000, while the sum is 55.

The spelling of 42504436355644 in words is "forty-two trillion, five hundred four billion, four hundred thirty-six million, three hundred fifty-five thousand, six hundred forty-four".