33243272007 has 64 divisors (see below), whose sum is σ = 51326922240. Its totient is φ = 18954432000.

The previous prime is 33243271961. The next prime is 33243272011. The reversal of 33243272007 is 70027234233.

It is not a de Polignac number, because 33243272007 - 2¹⁴ = 33243255623 is a prime.

It is a super-2 number, since 2×33243272007² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33243272017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5299669 + ... + 5305937.

It is an arithmetic number, because the mean of its divisors is an integer number (801983160).

Almost surely, 2^33243272007 is an apocalyptic number.

33243272007 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

33243272007 is a deficient number, since it is larger than the sum of its proper divisors (18083650233).

33243272007 is a wasteful number, since it uses less digits than its factorization.

33243272007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6464.

The product of its (nonzero) digits is 42336, while the sum is 33.

The spelling of 33243272007 in words is "thirty-three billion, two hundred forty-three million, two hundred seventy-two thousand, seven".