5621201512 has 16 divisors (see below), whose sum is σ = 10562523840. Its totient is φ = 2804528496.

The previous prime is 5621201491. The next prime is 5621201513. The reversal of 5621201512 is 2151021265.

It is a super-2 number, since 2×5621201512² = 63195812877022172288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5621201513) 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, 755098 + ... + 762505.

It is an arithmetic number, because the mean of its divisors is an integer number (660157740).

Almost surely, 2^5621201512 is an apocalyptic number.

It is an amenable number.

5621201512 is a deficient number, since it is larger than the sum of its proper divisors (4941322328).

5621201512 is a wasteful number, since it uses less digits than its factorization.

5621201512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518072 (or 1518068 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 5621201512 is about 74974.6724701082. The cubic root of 5621201512 is about 1778.0462416109.

Adding to 5621201512 its reverse (2151021265), we get a palindrome (7772222777).

The spelling of 5621201512 in words is "five billion, six hundred twenty-one million, two hundred one thousand, five hundred twelve".