264245227502 has 4 divisors (see below), whose sum is σ = 396367841256. Its totient is φ = 132122613750.

The previous prime is 264245227451. The next prime is 264245227517. The reversal of 264245227502 is 205722542462.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 264245227502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66061306874 + ... + 66061306877.

It is an arithmetic number, because the mean of its divisors is an integer number (99091960314).

Almost surely, 2^264245227502 is an apocalyptic number.

264245227502 is a deficient number, since it is larger than the sum of its proper divisors (132122613754).

264245227502 is a wasteful number, since it uses less digits than its factorization.

264245227502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132122613753.

The product of its (nonzero) digits is 537600, while the sum is 41.

Adding to 264245227502 its reverse (205722542462), we get a palindrome (469967769964).

The spelling of 264245227502 in words is "two hundred sixty-four billion, two hundred forty-five million, two hundred twenty-seven thousand, five hundred two".