11535352220512 has 48 divisors (see below), whose sum is σ = 23142056827680. Its totient is φ = 5658035848192.

The previous prime is 11535352220479. The next prime is 11535352220521. The reversal of 11535352220512 is 21502225353511.

It is a super-2 number, since 2×11535352220512² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 11356164 + ... + 12330172.

It is an arithmetic number, because the mean of its divisors is an integer number (482126183910).

Almost surely, 2^{11535352220512} is an apocalyptic number.

It is an amenable number.

11535352220512 is an abundant number, since it is smaller than the sum of its proper divisors (11606704607168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11535352220512 is an equidigital number, since it uses as much as digits as its factorization.

11535352220512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981055 (or 981047 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 11535352220512 in words is "eleven trillion, five hundred thirty-five billion, three hundred fifty-two million, two hundred twenty thousand, five hundred twelve".