27402142502 has 24 divisors (see below), whose sum is σ = 49106217744. Its totient is φ = 11426374512.

The previous prime is 27402142489. The next prime is 27402142517. The reversal of 27402142502 is 20524120472.

It is a congruent number.

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, 3774938 + ... + 3782189.

It is an arithmetic number, because the mean of its divisors is an integer number (2046092406).

Almost surely, 2^27402142502 is an apocalyptic number.

27402142502 is a deficient number, since it is larger than the sum of its proper divisors (21704075242).

27402142502 is a wasteful number, since it uses less digits than its factorization.

27402142502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7557180 (or 7557173 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 29.

Adding to 27402142502 its reverse (20524120472), we get a palindrome (47926262974).

The spelling of 27402142502 in words is "twenty-seven billion, four hundred two million, one hundred forty-two thousand, five hundred two".