42166035622 has 4 divisors (see below), whose sum is σ = 63249053436. Its totient is φ = 21083017810.

The previous prime is 42166035559. The next prime is 42166035649. The reversal of 42166035622 is 22653066124.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10541508904 + ... + 10541508907.

It is an arithmetic number, because the mean of its divisors is an integer number (15812263359).

Almost surely, 2^42166035622 is an apocalyptic number.

42166035622 is a deficient number, since it is larger than the sum of its proper divisors (21083017814).

42166035622 is a wasteful number, since it uses less digits than its factorization.

42166035622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21083017813.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 42166035622 in words is "forty-two billion, one hundred sixty-six million, thirty-five thousand, six hundred twenty-two".