7278320226153 has 24 divisors (see below), whose sum is σ = 10249090500000. Its totient is φ = 4593682155456.

The previous prime is 7278320226083. The next prime is 7278320226169. The reversal of 7278320226153 is 3516220238727.

It is not a de Polignac number, because 7278320226153 - 2¹² = 7278320222057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7278320236153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 723028 + ... + 3883221.

It is an arithmetic number, because the mean of its divisors is an integer number (427045437500).

Almost surely, 2^{7278320226153} is an apocalyptic number.

It is an amenable number.

7278320226153 is a deficient number, since it is larger than the sum of its proper divisors (2970770273847).

7278320226153 is a wasteful number, since it uses less digits than its factorization.

7278320226153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4607749 (or 4607730 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 7278320226153 in words is "seven trillion, two hundred seventy-eight billion, three hundred twenty million, two hundred twenty-six thousand, one hundred fifty-three".