39273121985472 has 112 divisors (see below), whose sum is σ = 121532322035200. Its totient is φ = 12402038511360.

The previous prime is 39273121985441. The next prime is 39273121985479. The reversal of 39273121985472 is 27458912137293.

It is a happy number.

39273121985472 is a `hidden beast` number, since 3 + 9 + 2 + 73 + 1 + 2 + 1 + 98 + 5 + 472 = 666.

It is a super-2 number, since 2×39273121985472² (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 (39273121985479) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 598059304 + ... + 598124967.

Almost surely, 2^{39273121985472} is an apocalyptic number.

39273121985472 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

39273121985472 is an abundant number, since it is smaller than the sum of its proper divisors (82259200049728).

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

39273121985472 is a wasteful number, since it uses less digits than its factorization.

39273121985472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196184311 (or 1196184295 counting only the distinct ones).

The product of its digits is 45722880, while the sum is 63.

The spelling of 39273121985472 in words is "thirty-nine trillion, two hundred seventy-three billion, one hundred twenty-one million, nine hundred eighty-five thousand, four hundred seventy-two".