140143213032444 has 96 divisors (see below), whose sum is σ = 371575187343360. Its totient is φ = 45657590400576.

The previous prime is 140143213032437. The next prime is 140143213032457. The reversal of 140143213032444 is 444230312341041.

140143213032444 is a `hidden beast` number, since 1 + 4 + 0 + 1 + 4 + 321 + 3 + 0 + 324 + 4 + 4 = 666.

It is a super-2 number, since 2×140143213032444² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 140143213032399 and 140143213032408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15298047 + ... + 22678550.

It is an arithmetic number, because the mean of its divisors is an integer number (3870574868160).

Almost surely, 2^{140143213032444} is an apocalyptic number.

It is an amenable number.

140143213032444 is an abundant number, since it is smaller than the sum of its proper divisors (231431974310916).

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

140143213032444 is a wasteful number, since it uses less digits than its factorization.

140143213032444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37977384 (or 37977376 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 140143213032444 its reverse (444230312341041), we get a palindrome (584373525373485).

The spelling of 140143213032444 in words is "one hundred forty trillion, one hundred forty-three billion, two hundred thirteen million, thirty-two thousand, four hundred forty-four".