2162151525042 has 96 divisors (see below), whose sum is σ = 5069700679680. Its totient is φ = 663513561600.

The previous prime is 2162151525041. The next prime is 2162151525047. The reversal of 2162151525042 is 2405251512612.

2162151525042 is a `hidden beast` number, since 2 + 1 + 621 + 5 + 1 + 5 + 25 + 0 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2162151524988 and 2162151525006.

It is not an unprimeable number, because it can be changed into a prime (2162151525041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2143759 + ... + 2986637.

It is an arithmetic number, because the mean of its divisors is an integer number (52809382080).

Almost surely, 2^{2162151525042} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2162151525042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2534850339840).

2162151525042 is an abundant number, since it is smaller than the sum of its proper divisors (2907549154638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2162151525042 is a wasteful number, since it uses less digits than its factorization.

2162151525042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843088 (or 843085 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The spelling of 2162151525042 in words is "two trillion, one hundred sixty-two billion, one hundred fifty-one million, five hundred twenty-five thousand, forty-two".