42667121395 has 8 divisors (see below), whose sum is σ = 51901923456. Its totient is φ = 33666111936.

The previous prime is 42667121381. The next prime is 42667121417. The reversal of 42667121395 is 59312176624.

It is a happy number.

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 42667121395 - 2¹⁵ = 42667088627 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58447747 + ... + 58448476.

It is an arithmetic number, because the mean of its divisors is an integer number (6487740432).

Almost surely, 2^42667121395 is an apocalyptic number.

42667121395 is a deficient number, since it is larger than the sum of its proper divisors (9234802061).

42667121395 is a wasteful number, since it uses less digits than its factorization.

42667121395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116896301.

The product of its digits is 544320, while the sum is 46.

The spelling of 42667121395 in words is "forty-two billion, six hundred sixty-seven million, one hundred twenty-one thousand, three hundred ninety-five".