245443366474 has 4 divisors (see below), whose sum is σ = 368165049714. Its totient is φ = 122721683236.

The previous prime is 245443366471. The next prime is 245443366501. The reversal of 245443366474 is 474663344542.

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

It can be written as a sum of positive squares in only one way, i.e., 190220716449 + 55222650025 = 436143^2 + 234995^2 .

It is a super-2 number, since 2×245443366474² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (245443366471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61360841617 + ... + 61360841620.

Almost surely, 2^245443366474 is an apocalyptic number.

245443366474 is a deficient number, since it is larger than the sum of its proper divisors (122721683240).

245443366474 is a wasteful number, since it uses less digits than its factorization.

245443366474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122721683239.

The product of its digits is 23224320, while the sum is 52.

The spelling of 245443366474 in words is "two hundred forty-five billion, four hundred forty-three million, three hundred sixty-six thousand, four hundred seventy-four".