7055521000242 has 64 divisors (see below), whose sum is σ = 16642513770624. Its totient is φ = 1965892976640.

The previous prime is 7055521000193. The next prime is 7055521000247. The reversal of 7055521000242 is 2420001255507.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (7055521000247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15777973 + ... + 16218984.

It is an arithmetic number, because the mean of its divisors is an integer number (260039277666).

Almost surely, 2^{7055521000242} is an apocalyptic number.

7055521000242 is an abundant number, since it is smaller than the sum of its proper divisors (9586992770382).

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

7055521000242 is a wasteful number, since it uses less digits than its factorization.

7055521000242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31997243.

The product of its (nonzero) digits is 28000, while the sum is 33.

Adding to 7055521000242 its reverse (2420001255507), we get a palindrome (9475522255749).

The spelling of 7055521000242 in words is "seven trillion, fifty-five billion, five hundred twenty-one million, two hundred forty-two", and thus it is an aban number.