42776503390 has 16 divisors (see below), whose sum is σ = 78635956032. Its totient is φ = 16746545824.

The previous prime is 42776503369. The next prime is 42776503403. The reversal of 42776503390 is 9330567724.

It is a self number, because there is not a number n which added to its sum of digits gives 42776503390.

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, 45506449 + ... + 45507388.

It is an arithmetic number, because the mean of its divisors is an integer number (4914747252).

Almost surely, 2^42776503390 is an apocalyptic number.

42776503390 is a deficient number, since it is larger than the sum of its proper divisors (35859452642).

42776503390 is a wasteful number, since it uses less digits than its factorization.

42776503390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91013891.

The product of its (nonzero) digits is 952560, while the sum is 46.

The spelling of 42776503390 in words is "forty-two billion, seven hundred seventy-six million, five hundred three thousand, three hundred ninety".