2527969521 has 16 divisors (see below), whose sum is σ = 4202339328. Its totient is φ = 1313230800.

The previous prime is 2527969517. The next prime is 2527969523. The reversal of 2527969521 is 1259697252.

It is a happy number.

2527969521 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2527969521 - 2² = 2527969517 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2527969523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5471565 + ... + 5472026.

It is an arithmetic number, because the mean of its divisors is an integer number (262646208).

Almost surely, 2^2527969521 is an apocalyptic number.

2527969521 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2527969521 is a deficient number, since it is larger than the sum of its proper divisors (1674369807).

2527969521 is a wasteful number, since it uses less digits than its factorization.

2527969521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10943612.

The product of its digits is 680400, while the sum is 48.

The square root of 2527969521 is about 50278.9172616118. The cubic root of 2527969521 is about 1362.2514468021.

The spelling of 2527969521 in words is "two billion, five hundred twenty-seven million, nine hundred sixty-nine thousand, five hundred twenty-one".