2553536687605 has 8 divisors (see below), whose sum is σ = 3066878807712. Its totient is φ = 2041072828368.

The previous prime is 2553536687563. The next prime is 2553536687609. The reversal of 2553536687605 is 5067866353552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2553536687605 - 2⁷ = 2553536687477 is a prime.

It is a super-2 number, since 2×2553536687605² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553536687609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219558819 + ... + 219570448.

It is an arithmetic number, because the mean of its divisors is an integer number (383359850964).

Almost surely, 2^{2553536687605} is an apocalyptic number.

It is an amenable number.

2553536687605 is a deficient number, since it is larger than the sum of its proper divisors (513342120107).

2553536687605 is a wasteful number, since it uses less digits than its factorization.

2553536687605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439130435.

The product of its (nonzero) digits is 136080000, while the sum is 61.

The spelling of 2553536687605 in words is "two trillion, five hundred fifty-three billion, five hundred thirty-six million, six hundred eighty-seven thousand, six hundred five".