1934387352884 has 18 divisors (see below), whose sum is σ = 3937859968770. Its totient is φ = 829023151152.

The previous prime is 1934387352883. The next prime is 1934387352907. The reversal of 1934387352884 is 4882537834391.

It can be written as a sum of positive squares in only one way, i.e., 1069528272400 + 864859080484 = 1034180^2 + 929978^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1934387352884.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1934387352881) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4934661419 + ... + 4934661810.

It is an arithmetic number, because the mean of its divisors is an integer number (218769998265).

Almost surely, 2^{1934387352884} is an apocalyptic number.

1934387352884 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1934387352884 is an abundant number, since it is smaller than the sum of its proper divisors (2003472615886).

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

1934387352884 is a wasteful number, since it uses less digits than its factorization.

1934387352884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9869323247 (or 9869323238 counting only the distinct ones).

The product of its digits is 139345920, while the sum is 65.

The spelling of 1934387352884 in words is "one trillion, nine hundred thirty-four billion, three hundred eighty-seven million, three hundred fifty-two thousand, eight hundred eighty-four".