11477758623 has 8 divisors (see below), whose sum is σ = 15304187136. Its totient is φ = 7651584600.

The previous prime is 11477758601. The next prime is 11477758637. The reversal of 11477758623 is 32685777411.

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

It is not a de Polignac number, because 11477758623 - 2⁶ = 11477758559 is a prime.

It is a super-2 number, since 2×11477758623² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11477758423) 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, 106938 + ... + 185448.

It is an arithmetic number, because the mean of its divisors is an integer number (1913023392).

Almost surely, 2^11477758623 is an apocalyptic number.

11477758623 is a deficient number, since it is larger than the sum of its proper divisors (3826428513).

11477758623 is an equidigital number, since it uses as much as digits as its factorization.

11477758623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127245.

The product of its digits is 1975680, while the sum is 51.

The spelling of 11477758623 in words is "eleven billion, four hundred seventy-seven million, seven hundred fifty-eight thousand, six hundred twenty-three".