16025221510 has 32 divisors (see below), whose sum is σ = 30073174560. Its totient is φ = 6142875648.

The previous prime is 16025221481. The next prime is 16025221519. The reversal of 16025221510 is 1512252061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16025221519) 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, 328795 + ... + 374374.

It is an arithmetic number, because the mean of its divisors is an integer number (939786705).

Almost surely, 2^16025221510 is an apocalyptic number.

16025221510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16025221510 is a deficient number, since it is larger than the sum of its proper divisors (14047953050).

16025221510 is a wasteful number, since it uses less digits than its factorization.

16025221510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703272.

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

Adding to 16025221510 its reverse (1512252061), we get a palindrome (17537473571).

The spelling of 16025221510 in words is "sixteen billion, twenty-five million, two hundred twenty-one thousand, five hundred ten".