2642022551534 has 4 divisors (see below), whose sum is σ = 3963033827304. Its totient is φ = 1321011275766.

The previous prime is 2642022551533. The next prime is 2642022551561. The reversal of 2642022551534 is 4351552202462.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2642022551491 and 2642022551500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2642022551533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660505637882 + ... + 660505637885.

It is an arithmetic number, because the mean of its divisors is an integer number (990758456826).

Almost surely, 2^{2642022551534} is an apocalyptic number.

2642022551534 is a deficient number, since it is larger than the sum of its proper divisors (1321011275770).

2642022551534 is a wasteful number, since it uses less digits than its factorization.

2642022551534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321011275769.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 2642022551534 its reverse (4351552202462), we get a palindrome (6993574753996).

The spelling of 2642022551534 in words is "two trillion, six hundred forty-two billion, twenty-two million, five hundred fifty-one thousand, five hundred thirty-four".