39421721341300 has 36 divisors (see below), whose sum is σ = 85545423631360. Its totient is φ = 15768635389920.

The previous prime is 39421721341273. The next prime is 39421721341307. The reversal of 39421721341300 is 314312712493.

It is a super-2 number, since 2×39421721341300² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39421721341307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44285197 + ... + 45166603.

Almost surely, 2^{39421721341300} is an apocalyptic number.

It is an amenable number.

39421721341300 is an abundant number, since it is smaller than the sum of its proper divisors (46123702290060).

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

39421721341300 is a wasteful number, since it uses less digits than its factorization.

39421721341300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328680 (or 1328673 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 39421721341300 in words is "thirty-nine trillion, four hundred twenty-one billion, seven hundred twenty-one million, three hundred forty-one thousand, three hundred".