38121421604316 has 24 divisors (see below), whose sum is σ = 89155410969744. Its totient is φ = 12677793788160.

The previous prime is 38121421604293. The next prime is 38121421604417. The reversal of 38121421604316 is 61340612412183.

It is a congruent 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, 3668337915 + ... + 3668348306.

It is an arithmetic number, because the mean of its divisors is an integer number (3714808790406).

Almost surely, 2^{38121421604316} is an apocalyptic number.

It is an amenable number.

38121421604316 is an abundant number, since it is smaller than the sum of its proper divisors (51033989365428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38121421604316 is a wasteful number, since it uses less digits than its factorization.

38121421604316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7336686661 (or 7336686659 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 38121421604316 in words is "thirty-eight trillion, one hundred twenty-one billion, four hundred twenty-one million, six hundred four thousand, three hundred sixteen".