7990019643133 has 16 divisors (see below), whose sum is σ = 8906022524160. Its totient is φ = 7105768230400.

The previous prime is 7990019643127. The next prime is 7990019643169. The reversal of 7990019643133 is 3313469100997.

It is a cyclic number.

It is not a de Polignac number, because 7990019643133 - 2³³ = 7981429708541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7990019643173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2528848 + ... + 4730233.

It is an arithmetic number, because the mean of its divisors is an integer number (556626407760).

Almost surely, 2^{7990019643133} is an apocalyptic number.

It is an amenable number.

7990019643133 is a deficient number, since it is larger than the sum of its proper divisors (916002881027).

7990019643133 is a wasteful number, since it uses less digits than its factorization.

7990019643133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7261268.

The product of its (nonzero) digits is 3306744, while the sum is 55.

The spelling of 7990019643133 in words is "seven trillion, nine hundred ninety billion, nineteen million, six hundred forty-three thousand, one hundred thirty-three".