11477387555 has 8 divisors (see below), whose sum is σ = 13799926800. Its totient is φ = 9163868896.

The previous prime is 11477387543. The next prime is 11477387567. The reversal of 11477387555 is 55578377411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11477387543) and next prime (11477387567).

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 11477387555 - 2¹² = 11477383459 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11477387497 and 11477387506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2252345 + ... + 2257434.

It is an arithmetic number, because the mean of its divisors is an integer number (1724990850).

Almost surely, 2^11477387555 is an apocalyptic number.

11477387555 is a deficient number, since it is larger than the sum of its proper divisors (2322539245).

11477387555 is an equidigital number, since it uses as much as digits as its factorization.

11477387555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4510293.

The product of its digits is 4116000, while the sum is 53.

The spelling of 11477387555 in words is "eleven billion, four hundred seventy-seven million, three hundred eighty-seven thousand, five hundred fifty-five".