2011451514025 has 48 divisors (see below), whose sum is σ = 2582068330800. Its totient is φ = 1553323520000.

The previous prime is 2011451514013. The next prime is 2011451514043. The reversal of 2011451514025 is 5204151541102.

It can be written as a sum of positive squares in 24 ways, for example, as 1507289032089 + 504162481936 = 1227717^2 + 710044^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2011451514025 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 176918541 + ... + 176929909.

It is an arithmetic number, because the mean of its divisors is an integer number (53793090225).

Almost surely, 2^{2011451514025} is an apocalyptic number.

2011451514025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2011451514025 is a deficient number, since it is larger than the sum of its proper divisors (570616816775).

2011451514025 is a wasteful number, since it uses less digits than its factorization.

2011451514025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13230 (or 13225 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 31.

The spelling of 2011451514025 in words is "two trillion, eleven billion, four hundred fifty-one million, five hundred fourteen thousand, twenty-five".