2154555453735 has 24 divisors (see below), whose sum is σ = 3734602179984. Its totient is φ = 1149084120960.

The previous prime is 2154555453719. The next prime is 2154555453793. The reversal of 2154555453735 is 5373545554512.

2154555453735 is a `hidden beast` number, since 2 + 1 + 5 + 4 + 5 + 554 + 53 + 7 + 35 = 666.

It is not a de Polignac number, because 2154555453735 - 2⁴ = 2154555453719 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5502000 + ... + 5880570.

It is an arithmetic number, because the mean of its divisors is an integer number (155608424166).

Almost surely, 2^{2154555453735} is an apocalyptic number.

2154555453735 is a deficient number, since it is larger than the sum of its proper divisors (1580046726249).

2154555453735 is a wasteful number, since it uses less digits than its factorization.

2154555453735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505055 (or 505052 counting only the distinct ones).

The product of its digits is 31500000, while the sum is 54.

The spelling of 2154555453735 in words is "two trillion, one hundred fifty-four billion, five hundred fifty-five million, four hundred fifty-three thousand, seven hundred thirty-five".