245547272566 has 8 divisors (see below), whose sum is σ = 368325953424. Its totient is φ = 122771954760.

The previous prime is 245547272563. The next prime is 245547272567. The reversal of 245547272566 is 665272745542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245547272563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 649530 + ... + 955501.

It is an arithmetic number, because the mean of its divisors is an integer number (46040744178).

Almost surely, 2^245547272566 is an apocalyptic number.

245547272566 is a deficient number, since it is larger than the sum of its proper divisors (122778680858).

245547272566 is a wasteful number, since it uses less digits than its factorization.

245547272566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1681526.

The product of its digits is 28224000, while the sum is 55.

The spelling of 245547272566 in words is "two hundred forty-five billion, five hundred forty-seven million, two hundred seventy-two thousand, five hundred sixty-six".