142245662530 has 32 divisors (see below), whose sum is σ = 259982623296. Its totient is φ = 56023391424.

The previous prime is 142245662501. The next prime is 142245662551. The reversal of 142245662530 is 35266542241.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1451337 + ... + 1546243.

It is an arithmetic number, because the mean of its divisors is an integer number (8124456978).

Almost surely, 2^142245662530 is an apocalyptic number.

142245662530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142245662530 is a deficient number, since it is larger than the sum of its proper divisors (117736960766).

142245662530 is a wasteful number, since it uses less digits than its factorization.

142245662530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97218.

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 142245662530 in words is "one hundred forty-two billion, two hundred forty-five million, six hundred sixty-two thousand, five hundred thirty".