11671557350 has 48 divisors (see below), whose sum is σ = 22430469120. Its totient is φ = 4513773600.

The previous prime is 11671557347. The next prime is 11671557361. The reversal of 11671557350 is 5375517611.

It is a junction number, because it is equal to n+sod(n) for n = 11671557298 and 11671557307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2016761 + ... + 2022539.

It is an arithmetic number, because the mean of its divisors is an integer number (467301440).

Almost surely, 2^11671557350 is an apocalyptic number.

11671557350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11671557350 is a deficient number, since it is larger than the sum of its proper divisors (10758911770).

11671557350 is a wasteful number, since it uses less digits than its factorization.

11671557350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7125 (or 7120 counting only the distinct ones).

The product of its (nonzero) digits is 110250, while the sum is 41.

The spelling of 11671557350 in words is "eleven billion, six hundred seventy-one million, five hundred fifty-seven thousand, three hundred fifty".