142321400516622 has 16 divisors (see below), whose sum is σ = 284660383709520. Its totient is φ = 47437536392832.

The previous prime is 142321400516599. The next prime is 142321400516641. The reversal of 142321400516622 is 226615004123241.

It is a super-4 number, since 4×142321400516622⁴ (a number of 58 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 732506283 + ... + 732700550.

It is an arithmetic number, because the mean of its divisors is an integer number (17791273981845).

Almost surely, 2^{142321400516622} is an apocalyptic number.

142321400516622 is an abundant number, since it is smaller than the sum of its proper divisors (142338983192898).

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

142321400516622 is a wasteful number, since it uses less digits than its factorization.

142321400516622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465223027.

The product of its (nonzero) digits is 138240, while the sum is 39.

Adding to 142321400516622 its reverse (226615004123241), we get a palindrome (368936404639863).

The spelling of 142321400516622 in words is "one hundred forty-two trillion, three hundred twenty-one billion, four hundred million, five hundred sixteen thousand, six hundred twenty-two".