42774392850 has 96 divisors (see below), whose sum is σ = 122308064640. Its totient is φ = 9690455040.

The previous prime is 42774392819. The next prime is 42774392879. The reversal of 42774392850 is 5829347724.

It is a super-2 number, since 2×42774392850² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42774392793 and 42774392802.

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 47 ways as a sum of consecutive naturals, for example, 61605 + ... + 298904.

It is an arithmetic number, because the mean of its divisors is an integer number (1274042340).

Almost surely, 2^42774392850 is an apocalyptic number.

42774392850 is an abundant number, since it is smaller than the sum of its proper divisors (79533671790).

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

42774392850 is a wasteful number, since it uses less digits than its factorization.

42774392850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360644 (or 360639 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 51.

The spelling of 42774392850 in words is "forty-two billion, seven hundred seventy-four million, three hundred ninety-two thousand, eight hundred fifty".