3889891707053 has 4 divisors (see below), whose sum is σ = 4243518225888. Its totient is φ = 3536265188220.

The previous prime is 3889891707047. The next prime is 3889891707067. The reversal of 3889891707053 is 3507071989883.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3889891707053 - 2¹⁴ = 3889891690669 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 (3889891707043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176813259401 + ... + 176813259422.

It is an arithmetic number, because the mean of its divisors is an integer number (1060879556472).

Almost surely, 2^{3889891707053} is an apocalyptic number.

It is an amenable number.

3889891707053 is a deficient number, since it is larger than the sum of its proper divisors (353626518835).

3889891707053 is a wasteful number, since it uses less digits than its factorization.

3889891707053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353626518834.

The product of its (nonzero) digits is 91445760, while the sum is 68.

The spelling of 3889891707053 in words is "three trillion, eight hundred eighty-nine billion, eight hundred ninety-one million, seven hundred seven thousand, fifty-three".