33481243906 has 32 divisors (see below), whose sum is σ = 57270804480. Its totient is φ = 14541368400.

The previous prime is 33481243903. The next prime is 33481243931. The reversal of 33481243906 is 60934218433.

It is a super-2 number, since 2×33481243906² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33481243903) 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, 256836 + ... + 364591.

It is an arithmetic number, because the mean of its divisors is an integer number (1789712640).

Almost surely, 2^33481243906 is an apocalyptic number.

33481243906 is a deficient number, since it is larger than the sum of its proper divisors (23789560574).

33481243906 is a wasteful number, since it uses less digits than its factorization.

33481243906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621550.

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 33481243906 in words is "thirty-three billion, four hundred eighty-one million, two hundred forty-three thousand, nine hundred six".