88142437802 has 4 divisors (see below), whose sum is σ = 132213656706. Its totient is φ = 44071218900.

The previous prime is 88142437781. The next prime is 88142437853. The reversal of 88142437802 is 20873424188.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 77624089321 + 10518348481 = 278611^2 + 102559^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22035609449 + ... + 22035609452.

Almost surely, 2^88142437802 is an apocalyptic number.

88142437802 is a deficient number, since it is larger than the sum of its proper divisors (44071218904).

88142437802 is a wasteful number, since it uses less digits than its factorization.

88142437802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44071218903.

The product of its (nonzero) digits is 688128, while the sum is 47.

The spelling of 88142437802 in words is "eighty-eight billion, one hundred forty-two million, four hundred thirty-seven thousand, eight hundred two".