142343111802 has 16 divisors (see below), whose sum is σ = 286596871200. Its totient is φ = 47129262672.

The previous prime is 142343111783. The next prime is 142343111849. The reversal of 142343111802 is 208111343241.

It is a super-2 number, since 2×142343111802² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 142343111802.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79609348 + ... + 79611135.

It is an arithmetic number, because the mean of its divisors is an integer number (17912304450).

Almost surely, 2^142343111802 is an apocalyptic number.

142343111802 is an abundant number, since it is smaller than the sum of its proper divisors (144253759398).

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

142343111802 is a wasteful number, since it uses less digits than its factorization.

142343111802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159220637.

The product of its (nonzero) digits is 4608, while the sum is 30.

The spelling of 142343111802 in words is "one hundred forty-two billion, three hundred forty-three million, one hundred eleven thousand, eight hundred two".