142310561986064 has 40 divisors (see below), whose sum is σ = 291949036128288. Its totient is φ = 66968964241920.

The previous prime is 142310561986057. The next prime is 142310561986067. The reversal of 142310561986064 is 460689165013241.

It is a happy number.

It is a super-2 number, since 2×142310561986064² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142310561986067) 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, 23298959 + ... + 28765649.

Almost surely, 2^{142310561986064} is an apocalyptic number.

It is an amenable number.

142310561986064 is an abundant number, since it is smaller than the sum of its proper divisors (149638474142224).

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

142310561986064 is a wasteful number, since it uses less digits than its factorization.

142310561986064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5562423 (or 5562417 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 56.

The spelling of 142310561986064 in words is "one hundred forty-two trillion, three hundred ten billion, five hundred sixty-one million, nine hundred eighty-six thousand, sixty-four".