1013019923806 has 24 divisors (see below), whose sum is σ = 1670287690512. Its totient is φ = 460446888000.

The previous prime is 1013019923749. The next prime is 1013019923813. The reversal of 1013019923806 is 6083299103101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8690646 + ... + 8806438.

It is an arithmetic number, because the mean of its divisors is an integer number (69595320438).

Almost surely, 2^{1013019923806} is an apocalyptic number.

1013019923806 is a deficient number, since it is larger than the sum of its proper divisors (657267766706).

1013019923806 is a wasteful number, since it uses less digits than its factorization.

1013019923806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151968 (or 151957 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 43.

The spelling of 1013019923806 in words is "one trillion, thirteen billion, nineteen million, nine hundred twenty-three thousand, eight hundred six".