11233456677778 has 8 divisors (see below), whose sum is σ = 16894644608880. Its totient is φ = 5601908474820.

The previous prime is 11233456677767. The next prime is 11233456677857. The reversal of 11233456677778 is 87777665433211.

It is a happy number.

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

It is a plaindrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7409931088 + ... + 7409932603.

It is an arithmetic number, because the mean of its divisors is an integer number (2111830576110).

Almost surely, 2^{11233456677778} is an apocalyptic number.

11233456677778 is a deficient number, since it is larger than the sum of its proper divisors (5661187931102).

11233456677778 is a wasteful number, since it uses less digits than its factorization.

11233456677778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14819864072.

The product of its digits is 248935680, while the sum is 67.

The spelling of 11233456677778 in words is "eleven trillion, two hundred thirty-three billion, four hundred fifty-six million, six hundred seventy-seven thousand, seven hundred seventy-eight".