1825850501 has 4 divisors (see below), whose sum is σ = 1864698432. Its totient is φ = 1787002572.

The previous prime is 1825850489. The next prime is 1825850503. The reversal of 1825850501 is 1050585281.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1825850501 - 2⁶ = 1825850437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1825850503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19423895 + ... + 19423988.

It is an arithmetic number, because the mean of its divisors is an integer number (466174608).

Almost surely, 2^1825850501 is an apocalyptic number.

It is an amenable number.

1825850501 is a deficient number, since it is larger than the sum of its proper divisors (38847931).

1825850501 is an equidigital number, since it uses as much as digits as its factorization.

1825850501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38847930.

The product of its (nonzero) digits is 16000, while the sum is 35.

The square root of 1825850501 is about 42729.9719283783. The cubic root of 1825850501 is about 1222.2360008330.

The spelling of 1825850501 in words is "one billion, eight hundred twenty-five million, eight hundred fifty thousand, five hundred one".