2492154605568 has 208 divisors, whose sum is σ = 7056642170880. Its totient is φ = 780023365632.

The previous prime is 2492154605543. The next prime is 2492154605569. The reversal of 2492154605568 is 8655064512942.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2492154605569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26335105 + ... + 26429567.

Almost surely, 2^{2492154605568} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2492154605568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3528321085440).

2492154605568 is an abundant number, since it is smaller than the sum of its proper divisors (4564487565312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2492154605568 is a wasteful number, since it uses less digits than its factorization.

2492154605568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94622 (or 94600 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 57.

The spelling of 2492154605568 in words is "two trillion, four hundred ninety-two billion, one hundred fifty-four million, six hundred five thousand, five hundred sixty-eight".