33431422002144 has 48 divisors (see below), whose sum is σ = 88173395049600. Its totient is φ = 11090993074560.

The previous prime is 33431422002107. The next prime is 33431422002197. The reversal of 33431422002144 is 44120022413433.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×33431422002144² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 825202444 + ... + 825242955.

It is an arithmetic number, because the mean of its divisors is an integer number (1836945730200).

Almost surely, 2^{33431422002144} is an apocalyptic number.

It is an amenable number.

33431422002144 is an abundant number, since it is smaller than the sum of its proper divisors (54741973047456).

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

33431422002144 is a wasteful number, since it uses less digits than its factorization.

33431422002144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650445623 (or 1650445615 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 33431422002144 its reverse (44120022413433), we get a palindrome (77551444415577).

The spelling of 33431422002144 in words is "thirty-three trillion, four hundred thirty-one billion, four hundred twenty-two million, two thousand, one hundred forty-four".