5423521201512 has 16 divisors (see below), whose sum is σ = 13558803003840. Its totient is φ = 1807840400496.

The previous prime is 5423521201463. The next prime is 5423521201519. The reversal of 5423521201512 is 2151021253245.

It is a super-2 number, since 2×5423521201512² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5423521201519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112990025008 + ... + 112990025055.

It is an arithmetic number, because the mean of its divisors is an integer number (847425187740).

Almost surely, 2^{5423521201512} is an apocalyptic number.

It is an amenable number.

5423521201512 is an abundant number, since it is smaller than the sum of its proper divisors (8135281802328).

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

5423521201512 is a wasteful number, since it uses less digits than its factorization.

5423521201512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225980050072 (or 225980050068 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 5423521201512 its reverse (2151021253245), we get a palindrome (7574542454757).

The spelling of 5423521201512 in words is "five trillion, four hundred twenty-three billion, five hundred twenty-one million, two hundred one thousand, five hundred twelve".