140024031402 has 16 divisors (see below), whose sum is σ = 280067467680. Its totient is φ = 46671442992.

The previous prime is 140024031337. The next prime is 140024031403. The reversal of 140024031402 is 204130420041.

It is not an unprimeable number, because it can be changed into a prime (140024031403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 713877 + ... + 888632.

It is an arithmetic number, because the mean of its divisors is an integer number (17504216730).

Almost surely, 2^140024031402 is an apocalyptic number.

140024031402 is an abundant number, since it is smaller than the sum of its proper divisors (140043436278).

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

140024031402 is a wasteful number, since it uses less digits than its factorization.

140024031402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1617077.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 140024031402 its reverse (204130420041), we get a palindrome (344154451443).

It can be divided in two parts, 14002 and 4031402, that added together give a palindrome (4045404).

The spelling of 140024031402 in words is "one hundred forty billion, twenty-four million, thirty-one thousand, four hundred two".