12350531555 has 32 divisors (see below), whose sum is σ = 15185076480. Its totient is φ = 9641232000.

The previous prime is 12350531539. The next prime is 12350531581. The reversal of 12350531555 is 55513505321.

It is not a de Polignac number, because 12350531555 - 2⁴ = 12350531539 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14478509 + ... + 14479361.

It is an arithmetic number, because the mean of its divisors is an integer number (474533640).

Almost surely, 2^12350531555 is an apocalyptic number.

12350531555 is a deficient number, since it is larger than the sum of its proper divisors (2834544925).

12350531555 is a wasteful number, since it uses less digits than its factorization.

12350531555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331.

The product of its (nonzero) digits is 56250, while the sum is 35.

The spelling of 12350531555 in words is "twelve billion, three hundred fifty million, five hundred thirty-one thousand, five hundred fifty-five".