2605151782530 has 48 divisors (see below), whose sum is σ = 7389157785984. Its totient is φ = 631551947040.

The previous prime is 2605151782529. The next prime is 2605151782543. The reversal of 2605151782530 is 352871515062.

2605151782530 is a `hidden beast` number, since 2 + 6 + 0 + 5 + 1 + 517 + 82 + 53 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1315732234 + ... + 1315734213.

It is an arithmetic number, because the mean of its divisors is an integer number (153940787208).

Almost surely, 2^{2605151782530} is an apocalyptic number.

2605151782530 is an abundant number, since it is smaller than the sum of its proper divisors (4784006003454).

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

2605151782530 is a wasteful number, since it uses less digits than its factorization.

2605151782530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2631466471 (or 2631466468 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 45.

The spelling of 2605151782530 in words is "two trillion, six hundred five billion, one hundred fifty-one million, seven hundred eighty-two thousand, five hundred thirty".