42827010686421 has 16 divisors (see below), whose sum is σ = 61497170676480. Its totient is φ = 26354236708800.

The previous prime is 42827010686417. The next prime is 42827010686479. The reversal of 42827010686421 is 12468601072824.

It is not a de Polignac number, because 42827010686421 - 2² = 42827010686417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42827010686021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16411006 + ... + 18840783.

It is an arithmetic number, because the mean of its divisors is an integer number (3843573167280).

Almost surely, 2^{42827010686421} is an apocalyptic number.

It is an amenable number.

42827010686421 is a deficient number, since it is larger than the sum of its proper divisors (18670159990059).

42827010686421 is a wasteful number, since it uses less digits than its factorization.

42827010686421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35282956.

The product of its (nonzero) digits is 2064384, while the sum is 51.

The spelling of 42827010686421 in words is "forty-two trillion, eight hundred twenty-seven billion, ten million, six hundred eighty-six thousand, four hundred twenty-one".