65090421294 has 32 divisors (see below), whose sum is σ = 135496091520. Its totient is φ = 20820112992.

The previous prime is 65090421289. The next prime is 65090421329. The reversal of 65090421294 is 49212409056.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1119132 + ... + 1175855.

It is an arithmetic number, because the mean of its divisors is an integer number (4234252860).

Almost surely, 2^65090421294 is an apocalyptic number.

65090421294 is an abundant number, since it is smaller than the sum of its proper divisors (70405670226).

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

65090421294 is a wasteful number, since it uses less digits than its factorization.

65090421294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2295184.

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 65090421294 in words is "sixty-five billion, ninety million, four hundred twenty-one thousand, two hundred ninety-four".