42107662490 has 16 divisors (see below), whose sum is σ = 75801089952. Its totient is φ = 16841443344.

The previous prime is 42107662433. The next prime is 42107662517. The reversal of 42107662490 is 9426670124.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90704 + ... + 304043.

It is an arithmetic number, because the mean of its divisors is an integer number (4737568122).

Almost surely, 2^42107662490 is an apocalyptic number.

42107662490 is a deficient number, since it is larger than the sum of its proper divisors (33693427462).

42107662490 is a wasteful number, since it uses less digits than its factorization.

42107662490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405421.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 42107662490 in words is "forty-two billion, one hundred seven million, six hundred sixty-two thousand, four hundred ninety".