2754775407981 has 8 divisors (see below), whose sum is σ = 3751183534464. Its totient is φ = 1797442110080.

The previous prime is 2754775407949. The next prime is 2754775407991. The reversal of 2754775407981 is 1897045774572.

2754775407981 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2754775407981 - 2⁵ = 2754775407949 is a prime.

It is a super-2 number, since 2×2754775407981² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2754775407991) 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, 9768706980 + ... + 9768707261.

It is an arithmetic number, because the mean of its divisors is an integer number (468897941808).

Almost surely, 2^{2754775407981} is an apocalyptic number.

It is an amenable number.

2754775407981 is a deficient number, since it is larger than the sum of its proper divisors (996408126483).

2754775407981 is a wasteful number, since it uses less digits than its factorization.

2754775407981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19537414291.

The product of its (nonzero) digits is 138297600, while the sum is 66.

The spelling of 2754775407981 in words is "two trillion, seven hundred fifty-four billion, seven hundred seventy-five million, four hundred seven thousand, nine hundred eighty-one".