140214344436 has 48 divisors (see below), whose sum is σ = 367117894080. Its totient is φ = 46275357600.

The previous prime is 140214344429. The next prime is 140214344447. The reversal of 140214344436 is 634443412041.

140214344436 is a `hidden beast` number, since 1 + 4 + 0 + 214 + 3 + 4 + 4 + 436 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 140214344436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6416226 + ... + 6438041.

It is an arithmetic number, because the mean of its divisors is an integer number (7648289460).

Almost surely, 2^140214344436 is an apocalyptic number.

It is an amenable number.

140214344436 is an abundant number, since it is smaller than the sum of its proper divisors (226903549644).

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

140214344436 is a wasteful number, since it uses less digits than its factorization.

140214344436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12854381 (or 12854373 counting only the distinct ones).

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

Adding to 140214344436 its reverse (634443412041), we get a palindrome (774657756477).

The spelling of 140214344436 in words is "one hundred forty billion, two hundred fourteen million, three hundred forty-four thousand, four hundred thirty-six".