1790338725985 has 16 divisors (see below), whose sum is σ = 2286214416000. Its totient is φ = 1341245765376.

The previous prime is 1790338725977. The next prime is 1790338725997. The reversal of 1790338725985 is 5895278330971.

It is not a de Polignac number, because 1790338725985 - 2³ = 1790338725977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1790338725985.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52904715 + ... + 52938544.

It is an arithmetic number, because the mean of its divisors is an integer number (142888401000).

Almost surely, 2^{1790338725985} is an apocalyptic number.

It is an amenable number.

1790338725985 is a deficient number, since it is larger than the sum of its proper divisors (495875690015).

1790338725985 is a wasteful number, since it uses less digits than its factorization.

1790338725985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105843480.

The product of its (nonzero) digits is 114307200, while the sum is 67.

The spelling of 1790338725985 in words is "one trillion, seven hundred ninety billion, three hundred thirty-eight million, seven hundred twenty-five thousand, nine hundred eighty-five".