242307977590 has 32 divisors (see below), whose sum is σ = 498711271680. Its totient is φ = 83035496544.

The previous prime is 242307977581. The next prime is 242307977609. The reversal of 242307977590 is 95779703242.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 723880 + ... + 1004299.

It is an arithmetic number, because the mean of its divisors is an integer number (15584727240).

Almost surely, 2^242307977590 is an apocalyptic number.

242307977590 is an abundant number, since it is smaller than the sum of its proper divisors (256403294090).

242307977590 is a wasteful number, since it uses less digits than its factorization.

242307977590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730196.

The product of its (nonzero) digits is 6667920, while the sum is 55.

The spelling of 242307977590 in words is "two hundred forty-two billion, three hundred seven million, nine hundred seventy-seven thousand, five hundred ninety".