42031261446 has 16 divisors (see below), whose sum is σ = 84126855744. Its totient is φ = 13999698344.

The previous prime is 42031261423. The next prime is 42031261463. The reversal of 42031261446 is 64416213024.

It is a happy number.

It is a Curzon number.

It is a congruent 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, 2672040 + ... + 2687723.

It is an arithmetic number, because the mean of its divisors is an integer number (5257928484).

Almost surely, 2^42031261446 is an apocalyptic number.

42031261446 is an abundant number, since it is smaller than the sum of its proper divisors (42095594298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42031261446 is a wasteful number, since it uses less digits than its factorization.

42031261446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5361075.

The product of its (nonzero) digits is 27648, while the sum is 33.

The spelling of 42031261446 in words is "forty-two billion, thirty-one million, two hundred sixty-one thousand, four hundred forty-six".