20150025698884 has 9 divisors (see below), whose sum is σ = 35262560684127. Its totient is φ = 10075008360564.

The previous prime is 20150025698863. The next prime is 20150025698893. The reversal of 20150025698884 is 48889652005102.

The square root of 20150025698884 is 4488878.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 7855537 + ... + 10099975.

Almost surely, 2^{20150025698884} is an apocalyptic number.

20150025698884 is the 4488878-th square number.

It is an amenable number.

20150025698884 is a deficient number, since it is larger than the sum of its proper divisors (15112534985243).

20150025698884 is an frugal number, since it uses more digits than its factorization.

20150025698884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4488882 (or 2244441 counting only the distinct ones).

The product of its (nonzero) digits is 11059200, while the sum is 58.

The spelling of 20150025698884 in words is "twenty trillion, one hundred fifty billion, twenty-five million, six hundred ninety-eight thousand, eight hundred eighty-four".