1689924564048 has 40 divisors (see below), whose sum is σ = 4989301094848. Its totient is φ = 482835589632.

The previous prime is 1689924564023. The next prime is 1689924564073. The reversal of 1689924564048 is 8404654299861.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1689924564023) and next prime (1689924564073).

It is a self number, because there is not a number n which added to its sum of digits gives 1689924564048.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2514768361 + ... + 2514769032.

Almost surely, 2^{1689924564048} is an apocalyptic number.

It is an amenable number.

1689924564048 is an abundant number, since it is smaller than the sum of its proper divisors (3299376530800).

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

1689924564048 is a wasteful number, since it uses less digits than its factorization.

1689924564048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5029537411 (or 5029537405 counting only the distinct ones).

The product of its (nonzero) digits is 119439360, while the sum is 66.

The spelling of 1689924564048 in words is "one trillion, six hundred eighty-nine billion, nine hundred twenty-four million, five hundred sixty-four thousand, forty-eight".