2642022551523 has 8 divisors (see below), whose sum is σ = 3567287833600. Its totient is φ = 1739052818568.

The previous prime is 2642022551461. The next prime is 2642022551533. The reversal of 2642022551523 is 3251552202462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2642022551523 - 2¹² = 2642022547427 is a prime.

It is a super-2 number, since 2×2642022551523² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2642022551533) 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, 5573887003 + ... + 5573887476.

It is an arithmetic number, because the mean of its divisors is an integer number (445910979200).

Almost surely, 2^{2642022551523} is an apocalyptic number.

2642022551523 is a deficient number, since it is larger than the sum of its proper divisors (925265282077).

2642022551523 is a wasteful number, since it uses less digits than its factorization.

2642022551523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11147774561.

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 2642022551523 its reverse (3251552202462), we get a palindrome (5893574753985).

The spelling of 2642022551523 in words is "two trillion, six hundred forty-two billion, twenty-two million, five hundred fifty-one thousand, five hundred twenty-three".