2258362221636 has 48 divisors (see below), whose sum is σ = 5324759358464. Its totient is φ = 744906135456.

The previous prime is 2258362221631. The next prime is 2258362221641. The reversal of 2258362221636 is 6361222638522.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2258362221631) and next prime (2258362221641).

It is a super-2 number, since 2×2258362221636² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2258362221631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 909375 + ... + 2311641.

Almost surely, 2^{2258362221636} is an apocalyptic number.

It is an amenable number.

2258362221636 is an abundant number, since it is smaller than the sum of its proper divisors (3066397136828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2258362221636 is a wasteful number, since it uses less digits than its factorization.

2258362221636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1403680 (or 1403678 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 48.

The spelling of 2258362221636 in words is "two trillion, two hundred fifty-eight billion, three hundred sixty-two million, two hundred twenty-one thousand, six hundred thirty-six".