1620022042150 has 12 divisors (see below), whose sum is σ = 3013240998492. Its totient is φ = 648008816840.

The previous prime is 1620022042147. The next prime is 1620022042169. The reversal of 1620022042150 is 512402200261.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16200220372 + ... + 16200220471.

It is an arithmetic number, because the mean of its divisors is an integer number (251103416541).

Almost surely, 2^{1620022042150} is an apocalyptic number.

1620022042150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1620022042150 is a deficient number, since it is larger than the sum of its proper divisors (1393218956342).

1620022042150 is a wasteful number, since it uses less digits than its factorization.

1620022042150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32400440855 (or 32400440850 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The spelling of 1620022042150 in words is "one trillion, six hundred twenty billion, twenty-two million, forty-two thousand, one hundred fifty".