245652256465 has 32 divisors (see below), whose sum is σ = 368398679040. Its totient is φ = 152768299200.

The previous prime is 245652256429. The next prime is 245652256469. The reversal of 245652256465 is 564652256542.

245652256465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 245652256465 - 2¹³ = 245652248273 is a prime.

It is a super-2 number, since 2×245652256465² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (245652256469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 600091 + ... + 922720.

It is an arithmetic number, because the mean of its divisors is an integer number (11512458720).

Almost surely, 2^245652256465 is an apocalyptic number.

It is an amenable number.

245652256465 is a deficient number, since it is larger than the sum of its proper divisors (122746422575).

245652256465 is a wasteful number, since it uses less digits than its factorization.

245652256465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523253.

The product of its digits is 17280000, while the sum is 52.

The spelling of 245652256465 in words is "two hundred forty-five billion, six hundred fifty-two million, two hundred fifty-six thousand, four hundred sixty-five".