140268011502 has 32 divisors (see below), whose sum is σ = 280963668384. Its totient is φ = 46684774400.

The previous prime is 140268011479. The next prime is 140268011503. The reversal of 140268011502 is 205110862041.

It is a self number, because there is not a number n which added to its sum of digits gives 140268011502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140268011503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25777102 + ... + 25782542.

It is an arithmetic number, because the mean of its divisors is an integer number (8780114637).

Almost surely, 2^140268011502 is an apocalyptic number.

140268011502 is an abundant number, since it is smaller than the sum of its proper divisors (140695656882).

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

140268011502 is a wasteful number, since it uses less digits than its factorization.

140268011502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11204.

The product of its (nonzero) digits is 3840, while the sum is 30.

Adding to 140268011502 its reverse (205110862041), we get a palindrome (345378873543).

The spelling of 140268011502 in words is "one hundred forty billion, two hundred sixty-eight million, eleven thousand, five hundred two".