42276123521279 has 4 divisors (see below), whose sum is σ = 42279757687776. Its totient is φ = 42272489354784.

The previous prime is 42276123521237. The next prime is 42276123521311. The reversal of 42276123521279 is 97212532167224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42276123521279 - 2³⁶ = 42207404044543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42276123521279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42276123221279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1817065799 + ... + 1817089064.

It is an arithmetic number, because the mean of its divisors is an integer number (10569939421944).

Almost surely, 2^{42276123521279} is an apocalyptic number.

42276123521279 is a deficient number, since it is larger than the sum of its proper divisors (3634166497).

42276123521279 is a wasteful number, since it uses less digits than its factorization.

42276123521279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3634166496.

The product of its digits is 5080320, while the sum is 53.

The spelling of 42276123521279 in words is "forty-two trillion, two hundred seventy-six billion, one hundred twenty-three million, five hundred twenty-one thousand, two hundred seventy-nine".