3989001569054 has 4 divisors (see below), whose sum is σ = 5983502353584. Its totient is φ = 1994500784526.

The previous prime is 3989001569051. The next prime is 3989001569081. The reversal of 3989001569054 is 4509651009893.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 3989001568984 and 3989001569002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3989001569051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 997250392262 + ... + 997250392265.

It is an arithmetic number, because the mean of its divisors is an integer number (1495875588396).

Almost surely, 2^{3989001569054} is an apocalyptic number.

3989001569054 is a deficient number, since it is larger than the sum of its proper divisors (1994500784530).

3989001569054 is a wasteful number, since it uses less digits than its factorization.

3989001569054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994500784529.

The product of its (nonzero) digits is 10497600, while the sum is 59.

The spelling of 3989001569054 in words is "three trillion, nine hundred eighty-nine billion, one million, five hundred sixty-nine thousand, fifty-four".