1785725426047 has 8 divisors (see below), whose sum is σ = 1835959320000. Its totient is φ = 1736001521184.

The previous prime is 1785725426021. The next prime is 1785725426087. The reversal of 1785725426047 is 7406245275871.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1785725426047 - 2⁷ = 1785725425919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1785725425982 and 1785725426000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1785725426087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127490172 + ... + 127504177.

It is an arithmetic number, because the mean of its divisors is an integer number (229494915000).

Almost surely, 2^{1785725426047} is an apocalyptic number.

1785725426047 is a deficient number, since it is larger than the sum of its proper divisors (50233893953).

1785725426047 is a wasteful number, since it uses less digits than its factorization.

1785725426047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254994545.

The product of its (nonzero) digits is 26342400, while the sum is 58.

The spelling of 1785725426047 in words is "one trillion, seven hundred eighty-five billion, seven hundred twenty-five million, four hundred twenty-six thousand, forty-seven".