42882214550661 has 24 divisors (see below), whose sum is σ = 64235404737504. Its totient is φ = 28588001541840.

The previous prime is 42882214550611. The next prime is 42882214550711. The reversal of 42882214550661 is 16605541228824.

42882214550661 is a `hidden beast` number, since 4 + 2 + 8 + 8 + 2 + 21 + 4 + 550 + 6 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (42882214550611) and next prime (42882214550711).

It is not a de Polignac number, because 42882214550661 - 2¹⁴ = 42882214534277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42882214550598 and 42882214550607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42882214550611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76843135 + ... + 77399171.

It is an arithmetic number, because the mean of its divisors is an integer number (2676475197396).

Almost surely, 2^{42882214550661} is an apocalyptic number.

It is an amenable number.

42882214550661 is a deficient number, since it is larger than the sum of its proper divisors (21353190186843).

42882214550661 is an equidigital number, since it uses as much as digits as its factorization.

42882214550661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873423 (or 873411 counting only the distinct ones).

The product of its (nonzero) digits is 7372800, while the sum is 54.

The spelling of 42882214550661 in words is "forty-two trillion, eight hundred eighty-two billion, two hundred fourteen million, five hundred fifty thousand, six hundred sixty-one".