42331422044400 has 120 divisors (see below), whose sum is σ = 138909012889584. Its totient is φ = 11013052876800.

The previous prime is 42331422044369. The next prime is 42331422044411. The reversal of 42331422044400 is 444022413324.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×42331422044400² (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 23 ways as a sum of consecutive naturals, for example, 430148179 + ... + 430246578.

Almost surely, 2^{42331422044400} is an apocalyptic number.

42331422044400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42331422044400 is an abundant number, since it is smaller than the sum of its proper divisors (96577590845184).

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

42331422044400 is a wasteful number, since it uses less digits than its factorization.

42331422044400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860394819 (or 860394808 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 42331422044400 its reverse (444022413324), we get a palindrome (42775444457724).

The spelling of 42331422044400 in words is "forty-two trillion, three hundred thirty-one billion, four hundred twenty-two million, forty-four thousand, four hundred".