2653605545405 has 32 divisors (see below), whose sum is σ = 3252455182080. Its totient is φ = 2077958361600.

The previous prime is 2653605545369. The next prime is 2653605545417. The reversal of 2653605545405 is 5045455063562.

It is not a de Polignac number, because 2653605545405 - 2¹² = 2653605541309 is a prime.

It is a super-2 number, since 2×2653605545405² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169627514 + ... + 169643156.

It is an arithmetic number, because the mean of its divisors is an integer number (101639224440).

Almost surely, 2^{2653605545405} is an apocalyptic number.

It is an amenable number.

2653605545405 is a deficient number, since it is larger than the sum of its proper divisors (598849636675).

2653605545405 is a wasteful number, since it uses less digits than its factorization.

2653605545405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19541.

The product of its (nonzero) digits is 10800000, while the sum is 50.

The spelling of 2653605545405 in words is "two trillion, six hundred fifty-three billion, six hundred five million, five hundred forty-five thousand, four hundred five".