331650051 has 4 divisors (see below), whose sum is σ = 442200072. Its totient is φ = 221100032.

The previous prime is 331650043. The next prime is 331650113. The reversal of 331650051 is 150056133.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 331650051 - 2³ = 331650043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (331650251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55275006 + ... + 55275011.

It is an arithmetic number, because the mean of its divisors is an integer number (110550018).

Almost surely, 2^331650051 is an apocalyptic number.

331650051 is a deficient number, since it is larger than the sum of its proper divisors (110550021).

331650051 is a wasteful number, since it uses less digits than its factorization.

331650051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110550020.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 331650051 is about 18211.2616531640. The cubic root of 331650051 is about 692.1921814395.

The spelling of 331650051 in words is "three hundred thirty-one million, six hundred fifty thousand, fifty-one".