42234013662621 has 32 divisors (see below), whose sum is σ = 62862842465280. Its totient is φ = 24999948019200.

The previous prime is 42234013662613. The next prime is 42234013662649. The reversal of 42234013662621 is 12626631043224.

It is a happy number.

It is not a de Polignac number, because 42234013662621 - 2³ = 42234013662613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42234013662601) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30412525 + ... + 31770893.

It is an arithmetic number, because the mean of its divisors is an integer number (1964463827040).

Almost surely, 2^{42234013662621} is an apocalyptic number.

It is an amenable number.

42234013662621 is a deficient number, since it is larger than the sum of its proper divisors (20628828802659).

42234013662621 is a wasteful number, since it uses less digits than its factorization.

42234013662621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380337.

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 42234013662621 in words is "forty-two trillion, two hundred thirty-four billion, thirteen million, six hundred sixty-two thousand, six hundred twenty-one".