1670545627885 has 8 divisors (see below), whose sum is σ = 2005026914016. Its totient is φ = 1336188395280.

The previous prime is 1670545627819. The next prime is 1670545627901. The reversal of 1670545627885 is 5887265450761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1670545627885 - 2¹³ = 1670545619693 is a prime.

It is a Duffinian number.

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, 30983751 + ... + 31037620.

It is an arithmetic number, because the mean of its divisors is an integer number (250628364252).

Almost surely, 2^{1670545627885} is an apocalyptic number.

It is an amenable number.

1670545627885 is a deficient number, since it is larger than the sum of its proper divisors (334481286131).

1670545627885 is an equidigital number, since it uses as much as digits as its factorization.

1670545627885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62026763.

The product of its (nonzero) digits is 112896000, while the sum is 64.

The spelling of 1670545627885 in words is "one trillion, six hundred seventy billion, five hundred forty-five million, six hundred twenty-seven thousand, eight hundred eighty-five".