1893755795044 has 27 divisors (see below), whose sum is σ = 3327657434451. Its totient is φ = 943012325880.

The previous prime is 1893755795023. The next prime is 1893755795059. The reversal of 1893755795044 is 4405975573981.

The square root of 1893755795044 is 1376138.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×1893755795044² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 745865527 + ... + 745868065.

Almost surely, 2^{1893755795044} is an apocalyptic number.

1893755795044 is the 1376138-th square number.

It is an amenable number.

1893755795044 is a deficient number, since it is larger than the sum of its proper divisors (1433901639407).

1893755795044 is an frugal number, since it uses more digits than its factorization.

1893755795044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5624 (or 2812 counting only the distinct ones).

The product of its (nonzero) digits is 190512000, while the sum is 67.

The spelling of 1893755795044 in words is "one trillion, eight hundred ninety-three billion, seven hundred fifty-five million, seven hundred ninety-five thousand, forty-four".