42737874049 has 8 divisors (see below), whose sum is σ = 47269333160. Its totient is φ = 38384119296.

The previous prime is 42737874037. The next prime is 42737874061. The reversal of 42737874049 is 94047873724.

It is an interprime number because it is at equal distance from previous prime (42737874037) and next prime (42737874061).

It can be written as a sum of positive squares in 4 ways, for example, as 397404225 + 42340469824 = 19935^2 + 205768^2 .

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 42737874049 - 2⁷ = 42737873921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42737874449) 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, 44425584 + ... + 44426545.

It is an arithmetic number, because the mean of its divisors is an integer number (5908666645).

Almost surely, 2^42737874049 is an apocalyptic number.

It is an amenable number.

42737874049 is a deficient number, since it is larger than the sum of its proper divisors (4531459111).

42737874049 is a wasteful number, since it uses less digits than its factorization.

42737874049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88852179.

The product of its (nonzero) digits is 9483264, while the sum is 55.

The spelling of 42737874049 in words is "forty-two billion, seven hundred thirty-seven million, eight hundred seventy-four thousand, forty-nine".