2052155040042 has 16 divisors (see below), whose sum is σ = 4245838014240. Its totient is φ = 660463690992.

The previous prime is 2052155040041. The next prime is 2052155040139. The reversal of 2052155040042 is 2400405512502.

It is a super-2 number, since 2×2052155040042² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2052155039991 and 2052155040009.

It is not an unprimeable number, because it can be changed into a prime (2052155040041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5896997068 + ... + 5896997415.

It is an arithmetic number, because the mean of its divisors is an integer number (265364875890).

Almost surely, 2^{2052155040042} is an apocalyptic number.

2052155040042 is an abundant number, since it is smaller than the sum of its proper divisors (2193682974198).

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

2052155040042 is a wasteful number, since it uses less digits than its factorization.

2052155040042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11793994517.

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 2052155040042 in words is "two trillion, fifty-two billion, one hundred fifty-five million, forty thousand, forty-two".