2154520510 has 8 divisors (see below), whose sum is σ = 3878136936. Its totient is φ = 861808200.

The previous prime is 2154520463. The next prime is 2154520513. The reversal of 2154520510 is 150254512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2154520513) 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, 107726016 + ... + 107726035.

It is an arithmetic number, because the mean of its divisors is an integer number (484767117).

Almost surely, 2^2154520510 is an apocalyptic number.

2154520510 is a deficient number, since it is larger than the sum of its proper divisors (1723616426).

2154520510 is a wasteful number, since it uses less digits than its factorization.

2154520510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215452058.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 2154520510 is about 46416.8127945037. The cubic root of 2154520510 is about 1291.5668140269.

The spelling of 2154520510 in words is "two billion, one hundred fifty-four million, five hundred twenty thousand, five hundred ten".