2011762145525 has 72 divisors (see below), whose sum is σ = 2795115205344. Its totient is φ = 1423724601600.

The previous prime is 2011762145521. The next prime is 2011762145587. The reversal of 2011762145525 is 5255412671102.

It is not a de Polignac number, because 2011762145525 - 2² = 2011762145521 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011762145521) by changing a digit.

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 71 ways as a sum of consecutive naturals, for example, 1188281579 + ... + 1188283271.

Almost surely, 2^{2011762145525} is an apocalyptic number.

2011762145525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2011762145525 is a deficient number, since it is larger than the sum of its proper divisors (783353059819).

2011762145525 is a wasteful number, since it uses less digits than its factorization.

2011762145525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2391 (or 2069 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 41.

The spelling of 2011762145525 in words is "two trillion, eleven billion, seven hundred sixty-two million, one hundred forty-five thousand, five hundred twenty-five".