142308772236 has 96 divisors (see below), whose sum is σ = 381290434560. Its totient is φ = 45852998400.

The previous prime is 142308772211. The next prime is 142308772261. The reversal of 142308772236 is 632277803241.

142308772236 is a `hidden beast` number, since 1 + 42 + 308 + 7 + 72 + 236 = 666.

It is an interprime number because it is at equal distance from previous prime (142308772211) and next prime (142308772261).

It is a junction number, because it is equal to n+sod(n) for n = 142308772191 and 142308772200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2925465 + ... + 2973711.

It is an arithmetic number, because the mean of its divisors is an integer number (3971775360).

Almost surely, 2^142308772236 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142308772236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190645217280).

142308772236 is an abundant number, since it is smaller than the sum of its proper divisors (238981662324).

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

142308772236 is a wasteful number, since it uses less digits than its factorization.

142308772236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49172 (or 49164 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 142308772236 in words is "one hundred forty-two billion, three hundred eight million, seven hundred seventy-two thousand, two hundred thirty-six".