1402989152902 has 4 divisors (see below), whose sum is σ = 2104483729356. Its totient is φ = 701494576450.

The previous prime is 1402989152899. The next prime is 1402989152923. The reversal of 1402989152902 is 2092519892041.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1402989152902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350747288224 + ... + 350747288227.

It is an arithmetic number, because the mean of its divisors is an integer number (526120932339).

Almost surely, 2^{1402989152902} is an apocalyptic number.

1402989152902 is a deficient number, since it is larger than the sum of its proper divisors (701494576454).

1402989152902 is an equidigital number, since it uses as much as digits as its factorization.

1402989152902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701494576453.

The product of its (nonzero) digits is 933120, while the sum is 52.

The spelling of 1402989152902 in words is "one trillion, four hundred two billion, nine hundred eighty-nine million, one hundred fifty-two thousand, nine hundred two".