2236997396081 has 8 divisors (see below), whose sum is σ = 2564736405504. Its totient is φ = 1911300374880.

The previous prime is 2236997396069. The next prime is 2236997396087. The reversal of 2236997396081 is 1806937996322.

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

It is a cyclic number.

It is not a de Polignac number, because 2236997396081 - 2¹⁸ = 2236997133937 is a prime.

It is a super-2 number, since 2×2236997396081² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2236997395999 and 2236997396017.

It is not an unprimeable number, because it can be changed into a prime (2236997396087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 510494705 + ... + 510499086.

It is an arithmetic number, because the mean of its divisors is an integer number (320592050688).

Almost surely, 2^{2236997396081} is an apocalyptic number.

It is an amenable number.

2236997396081 is a deficient number, since it is larger than the sum of its proper divisors (327739009423).

2236997396081 is a wasteful number, since it uses less digits than its factorization.

2236997396081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020994111.

The product of its (nonzero) digits is 52907904, while the sum is 65.

The spelling of 2236997396081 in words is "two trillion, two hundred thirty-six billion, nine hundred ninety-seven million, three hundred ninety-six thousand, eighty-one".