140012001133440 has 128 divisors (see below), whose sum is σ = 455783748664320. Its totient is φ = 36542139279360.

The previous prime is 140012001133399. The next prime is 140012001133451. The reversal of 140012001133440 is 44331100210041.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×140012001133440² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 140012001133440.

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, 775685476 + ... + 775865955.

It is an arithmetic number, because the mean of its divisors is an integer number (3560810536440).

Almost surely, 2^{140012001133440} is an apocalyptic number.

140012001133440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140012001133440 is an abundant number, since it is smaller than the sum of its proper divisors (315771747530880).

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

140012001133440 is a wasteful number, since it uses less digits than its factorization.

140012001133440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1551551500 (or 1551551488 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 140012001133440 its reverse (44331100210041), we get a palindrome (184343101343481).

The spelling of 140012001133440 in words is "one hundred forty trillion, twelve billion, one million, one hundred thirty-three thousand, four hundred forty".