2529319408 has 80 divisors (see below), whose sum is σ = 6275026944. Its totient is φ = 958798080.

The previous prime is 2529319367. The next prime is 2529319417. The reversal of 2529319408 is 8049139252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17841 + ... + 73327.

Almost surely, 2^2529319408 is an apocalyptic number.

2529319408 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2529319408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3137513472).

2529319408 is an abundant number, since it is smaller than the sum of its proper divisors (3745707536).

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

2529319408 is a wasteful number, since it uses less digits than its factorization.

2529319408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55550 (or 55544 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 2529319408 is about 50292.3394564222. The cubic root of 2529319408 is about 1362.4938756619.

The spelling of 2529319408 in words is "two billion, five hundred twenty-nine million, three hundred nineteen thousand, four hundred eight".