42663577343731 has 8 divisors (see below), whose sum is σ = 44137018633680. Its totient is φ = 41190288283872.

The previous prime is 42663577343687. The next prime is 42663577343741. The reversal of 42663577343731 is 13734377536624.

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 42663577343731 - 2¹⁹ = 42663576819443 is a prime.

It is a super-2 number, since 2×42663577343731² (a number of 28 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 42663577343731.

It is not an unprimeable number, because it can be changed into a prime (42663577343741) 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, 37487185 + ... + 38608498.

It is an arithmetic number, because the mean of its divisors is an integer number (5517127329210).

Almost surely, 2^{42663577343731} is an apocalyptic number.

42663577343731 is a deficient number, since it is larger than the sum of its proper divisors (1473441289949).

42663577343731 is a wasteful number, since it uses less digits than its factorization.

42663577343731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76115045.

The product of its digits is 160030080, while the sum is 61.

The spelling of 42663577343731 in words is "forty-two trillion, six hundred sixty-three billion, five hundred seventy-seven million, three hundred forty-three thousand, seven hundred thirty-one".