1711393378572 has 96 divisors (see below), whose sum is σ = 4260892833792. Its totient is φ = 533378534656.

The previous prime is 1711393378561. The next prime is 1711393378573. The reversal of 1711393378572 is 2758733931171.

It is not an unprimeable number, because it can be changed into a prime (1711393378573) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10255918 + ... + 10421450.

It is an arithmetic number, because the mean of its divisors is an integer number (44384300352).

Almost surely, 2^{1711393378572} is an apocalyptic number.

1711393378572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1711393378572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2130446416896).

1711393378572 is an abundant number, since it is smaller than the sum of its proper divisors (2549499455220).

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

1711393378572 is a wasteful number, since it uses less digits than its factorization.

1711393378572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166407 (or 166405 counting only the distinct ones).

The product of its digits is 6667920, while the sum is 57.

The spelling of 1711393378572 in words is "one trillion, seven hundred eleven billion, three hundred ninety-three million, three hundred seventy-eight thousand, five hundred seventy-two".