37772272242 has 16 divisors (see below), whose sum is σ = 83938382880. Its totient is φ = 12590757396.

The previous prime is 37772272229. The next prime is 37772272259. The reversal of 37772272242 is 24227227773.

37772272242 is a `hidden beast` number, since 3 + 77 + 72 + 272 + 242 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349743208 + ... + 349743315.

It is an arithmetic number, because the mean of its divisors is an integer number (5246148930).

Almost surely, 2^37772272242 is an apocalyptic number.

37772272242 is an abundant number, since it is smaller than the sum of its proper divisors (46166110638).

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

37772272242 is a wasteful number, since it uses less digits than its factorization.

37772272242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699486534 (or 699486528 counting only the distinct ones).

The product of its digits is 921984, while the sum is 45.

The spelling of 37772272242 in words is "thirty-seven billion, seven hundred seventy-two million, two hundred seventy-two thousand, two hundred forty-two".