1942510493902 has 8 divisors (see below), whose sum is σ = 3178653535512. Its totient is φ = 882959315400.

The previous prime is 1942510493881. The next prime is 1942510493921. The reversal of 1942510493902 is 2093940152491.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 44147965749 + ... + 44147965792.

It is an arithmetic number, because the mean of its divisors is an integer number (397331691939).

Almost surely, 2^{1942510493902} is an apocalyptic number.

1942510493902 is a deficient number, since it is larger than the sum of its proper divisors (1236143041610).

1942510493902 is a wasteful number, since it uses less digits than its factorization.

1942510493902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88295931554.

The product of its (nonzero) digits is 699840, while the sum is 49.

The spelling of 1942510493902 in words is "one trillion, nine hundred forty-two billion, five hundred ten million, four hundred ninety-three thousand, nine hundred two".