2745075454542 has 24 divisors (see below), whose sum is σ = 5949409336416. Its totient is φ = 914756558976.

The previous prime is 2745075454507. The next prime is 2745075454573. The reversal of 2745075454542 is 2454545705472.

2745075454542 is a `hidden beast` number, since 2 + 7 + 4 + 5 + 0 + 7 + 54 + 545 + 42 = 666.

It is a super-2 number, since 2×2745075454542² (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 11 ways as a sum of consecutive naturals, for example, 22319683 + ... + 22442334.

It is an arithmetic number, because the mean of its divisors is an integer number (247892055684).

Almost surely, 2^{2745075454542} is an apocalyptic number.

2745075454542 is an abundant number, since it is smaller than the sum of its proper divisors (3204333881874).

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

2745075454542 is a wasteful number, since it uses less digits than its factorization.

2745075454542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44765432 (or 44765429 counting only the distinct ones).

The product of its (nonzero) digits is 31360000, while the sum is 54.

The spelling of 2745075454542 in words is "two trillion, seven hundred forty-five billion, seventy-five million, four hundred fifty-four thousand, five hundred forty-two".