1995500054 has 12 divisors (see below), whose sum is σ = 3063496524. Its totient is φ = 974344224.

The previous prime is 1995500051. The next prime is 1995500057. The reversal of 1995500054 is 4500055991.

It is an interprime number because it is at equal distance from previous prime (1995500051) and next prime (1995500057).

It is a junction number, because it is equal to n+sod(n) for n = 1995499990 and 1995500017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1995500051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 411854 + ... + 416670.

It is an arithmetic number, because the mean of its divisors is an integer number (255291377).

Almost surely, 2^1995500054 is an apocalyptic number.

1995500054 is a deficient number, since it is larger than the sum of its proper divisors (1067996470).

1995500054 is an frugal number, since it uses more digits than its factorization.

1995500054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9679 (or 4862 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 38.

The square root of 1995500054 is about 44671.0202928028. The cubic root of 1995500054 is about 1258.9754108710.

The spelling of 1995500054 in words is "one billion, nine hundred ninety-five million, five hundred thousand, fifty-four".