142321360050261 has 320 divisors, whose sum is σ = 251826256281600. Its totient is φ = 78440004357120.

The previous prime is 142321360050257. The next prime is 142321360050269. The reversal of 142321360050261 is 162050063123241.

142321360050261 is a `hidden beast` number, since 1 + 4 + 2 + 3 + 21 + 3 + 600 + 5 + 0 + 26 + 1 = 666.

It is not a de Polignac number, because 142321360050261 - 2² = 142321360050257 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142321360050269) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 137774791401 + ... + 137774792433.

It is an arithmetic number, because the mean of its divisors is an integer number (786957050880).

Almost surely, 2^{142321360050261} is an apocalyptic number.

It is an amenable number.

142321360050261 is a deficient number, since it is larger than the sum of its proper divisors (109504896231339).

142321360050261 is a wasteful number, since it uses less digits than its factorization.

142321360050261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598 (or 1589 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 142321360050261 in words is "one hundred forty-two trillion, three hundred twenty-one billion, three hundred sixty million, fifty thousand, two hundred sixty-one".