1825357742345 has 16 divisors (see below), whose sum is σ = 2243965756032. Its totient is φ = 1424598752640.

The previous prime is 1825357742339. The next prime is 1825357742357. The reversal of 1825357742345 is 5432477535281.

It is a de Polignac number, because none of the positive numbers 2^k-1825357742345 is a prime.

It is a Duffinian number.

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, 4128044 + ... + 4548786.

It is an arithmetic number, because the mean of its divisors is an integer number (140247859752).

Almost surely, 2^{1825357742345} is an apocalyptic number.

It is an amenable number.

1825357742345 is a deficient number, since it is larger than the sum of its proper divisors (418608013687).

1825357742345 is a wasteful number, since it uses less digits than its factorization.

1825357742345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441952.

The product of its digits is 28224000, while the sum is 56.

The spelling of 1825357742345 in words is "one trillion, eight hundred twenty-five billion, three hundred fifty-seven million, seven hundred forty-two thousand, three hundred forty-five".