42774947396 has 24 divisors (see below), whose sum is σ = 76336422624. Its totient is φ = 20968475840.

The previous prime is 42774947389. The next prime is 42774947401. The reversal of 42774947396 is 69374947724.

It is a super-2 number, since 2×42774947396² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448265 + ... + 535248.

It is an arithmetic number, because the mean of its divisors is an integer number (3180684276).

Almost surely, 2^42774947396 is an apocalyptic number.

It is an amenable number.

42774947396 is a deficient number, since it is larger than the sum of its proper divisors (33561475228).

42774947396 is a wasteful number, since it uses less digits than its factorization.

42774947396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983731 (or 983729 counting only the distinct ones).

The product of its digits is 64012032, while the sum is 62.

The spelling of 42774947396 in words is "forty-two billion, seven hundred seventy-four million, nine hundred forty-seven thousand, three hundred ninety-six".