42774267373 has 8 divisors (see below), whose sum is σ = 44267897880. Its totient is φ = 41281880640.

The previous prime is 42774267337. The next prime is 42774267379. The reversal of 42774267373 is 37376247724.

It can be written as a sum of positive squares in 4 ways, for example, as 5514844644 + 37259422729 = 74262^2 + 193027^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42774267373 - 2⁹ = 42774266861 is a prime.

It is a super-2 number, since 2×42774267373² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42774267373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42774267379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240690 + ... + 378787.

It is an arithmetic number, because the mean of its divisors is an integer number (5533487235).

Almost surely, 2^42774267373 is an apocalyptic number.

It is an amenable number.

42774267373 is a deficient number, since it is larger than the sum of its proper divisors (1493630507).

42774267373 is a wasteful number, since it uses less digits than its factorization.

42774267373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621887.

The product of its digits is 8297856, while the sum is 52.

The spelling of 42774267373 in words is "forty-two billion, seven hundred seventy-four million, two hundred sixty-seven thousand, three hundred seventy-three".