33273457939225 has 27 divisors (see below), whose sum is σ = 47995556671197. Its totient is φ = 22815947004480.

The previous prime is 33273457939171. The next prime is 33273457939321. The reversal of 33273457939225 is 52293975437233.

The square root of 33273457939225 is 5768315.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 7800966306441 + 25472491632784 = 2793021^2 + 5047028^2 .

It is not a de Polignac number, because 33273457939225 - 2⁷ = 33273457939097 is a prime.

It is a super-2 number, since 2×33273457939225² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 201808621 + ... + 201973429.

Almost surely, 2^{33273457939225} is an apocalyptic number.

33273457939225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

33273457939225 is the 5768315-th square number.

33273457939225 is the 2884158-th centered octagonal number.

It is an amenable number.

33273457939225 is a deficient number, since it is larger than the sum of its proper divisors (14722098731972).

33273457939225 is an frugal number, since it uses more digits than its factorization.

33273457939225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329642 (or 164821 counting only the distinct ones).

The product of its digits is 257191200, while the sum is 64.

The spelling of 33273457939225 in words is "thirty-three trillion, two hundred seventy-three billion, four hundred fifty-seven million, nine hundred thirty-nine thousand, two hundred twenty-five".