42512100623555 has 8 divisors (see below), whose sum is σ = 51076506805152. Its totient is φ = 33968356460928.

The previous prime is 42512100623537. The next prime is 42512100623581. The reversal of 42512100623555 is 55532600121524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42512100623555 - 2¹² = 42512100619459 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5165500214 + ... + 5165508443.

It is an arithmetic number, because the mean of its divisors is an integer number (6384563350644).

Almost surely, 2^{42512100623555} is an apocalyptic number.

42512100623555 is a deficient number, since it is larger than the sum of its proper divisors (8564406181597).

42512100623555 is a wasteful number, since it uses less digits than its factorization.

42512100623555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10331009485.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 42512100623555 in words is "forty-two trillion, five hundred twelve billion, one hundred million, six hundred twenty-three thousand, five hundred fifty-five".