2256016781462 has 8 divisors (see below), whose sum is σ = 3475485312096. Its totient is φ = 1097521677432.

The previous prime is 2256016781461. The next prime is 2256016781651. The reversal of 2256016781462 is 2641876106522.

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

It is a super-2 number, since 2×2256016781462² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2256016781462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256016781461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15243356558 + ... + 15243356705.

It is an arithmetic number, because the mean of its divisors is an integer number (434435664012).

Almost surely, 2^{2256016781462} is an apocalyptic number.

2256016781462 is a deficient number, since it is larger than the sum of its proper divisors (1219468530634).

2256016781462 is a wasteful number, since it uses less digits than its factorization.

2256016781462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30486713302.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 2256016781462 in words is "two trillion, two hundred fifty-six billion, sixteen million, seven hundred eighty-one thousand, four hundred sixty-two".