11537047678 has 8 divisors (see below), whose sum is σ = 18636769368. Its totient is φ = 5324791224.

The previous prime is 11537047673. The next prime is 11537047783. The reversal of 11537047678 is 87674073511.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11537047673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221866276 + ... + 221866327.

It is an arithmetic number, because the mean of its divisors is an integer number (2329596171).

Almost surely, 2^11537047678 is an apocalyptic number.

11537047678 is a deficient number, since it is larger than the sum of its proper divisors (7099721690).

11537047678 is a wasteful number, since it uses less digits than its factorization.

11537047678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443732618.

The product of its (nonzero) digits is 987840, while the sum is 49.

The spelling of 11537047678 in words is "eleven billion, five hundred thirty-seven million, forty-seven thousand, six hundred seventy-eight".