1493618956188 has 24 divisors (see below), whose sum is σ = 3485130657792. Its totient is φ = 497870162544.

The previous prime is 1493618956163. The next prime is 1493618956201. The reversal of 1493618956188 is 8816598163941.

It is a congruent number.

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, 3978981 + ... + 4338147.

It is an arithmetic number, because the mean of its divisors is an integer number (145213777408).

Almost surely, 2^{1493618956188} is an apocalyptic number.

It is an amenable number.

1493618956188 is an abundant number, since it is smaller than the sum of its proper divisors (1991511701604).

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

1493618956188 is a wasteful number, since it uses less digits than its factorization.

1493618956188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705721 (or 705719 counting only the distinct ones).

The product of its digits is 89579520, while the sum is 69.

The spelling of 1493618956188 in words is "one trillion, four hundred ninety-three billion, six hundred eighteen million, nine hundred fifty-six thousand, one hundred eighty-eight".