140300342402 has 24 divisors (see below), whose sum is σ = 237573590268. Its totient is φ = 62049287520.

The previous prime is 140300342381. The next prime is 140300342449. The reversal of 140300342402 is 204243003041.

It can be written as a sum of positive squares in 2 ways, for example, as 94803025801 + 45497316601 = 307901^2 + 213301^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7825553 + ... + 7843460.

Almost surely, 2^140300342402 is an apocalyptic number.

140300342402 is a deficient number, since it is larger than the sum of its proper divisors (97273247866).

140300342402 is a wasteful number, since it uses less digits than its factorization.

140300342402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15669074 (or 15669063 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 140300342402 its reverse (204243003041), we get a palindrome (344543345443).

The spelling of 140300342402 in words is "one hundred forty billion, three hundred million, three hundred forty-two thousand, four hundred two".