1662112150 has 24 divisors (see below), whose sum is σ = 3175086960. Its totient is φ = 646875360.

The previous prime is 1662112147. The next prime is 1662112157. The reversal of 1662112150 is 512112661.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1662112157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 447370 + ... + 451069.

It is an arithmetic number, because the mean of its divisors is an integer number (132295290).

Almost surely, 2^1662112150 is an apocalyptic number.

1662112150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1662112150 is a deficient number, since it is larger than the sum of its proper divisors (1512974810).

1662112150 is a wasteful number, since it uses less digits than its factorization.

1662112150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898488 (or 898483 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 1662112150 is about 40769.0096764687. The cubic root of 1662112150 is about 1184.5501209066.

The spelling of 1662112150 in words is "one billion, six hundred sixty-two million, one hundred twelve thousand, one hundred fifty".