2777749201452 has 48 divisors (see below), whose sum is σ = 6630478611680. Its totient is φ = 904854302208.

The previous prime is 2777749201427. The next prime is 2777749201459. The reversal of 2777749201452 is 2541029477772.

It is a junction number, because it is equal to n+sod(n) for n = 2777749201392 and 2777749201401.

It is not an unprimeable number, because it can be changed into a prime (2777749201459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14450143 + ... + 14641110.

Almost surely, 2^{2777749201452} is an apocalyptic number.

It is an amenable number.

2777749201452 is an abundant number, since it is smaller than the sum of its proper divisors (3852729410228).

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

2777749201452 is a wasteful number, since it uses less digits than its factorization.

2777749201452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29091442 (or 29091440 counting only the distinct ones).

The product of its (nonzero) digits is 13829760, while the sum is 57.

The spelling of 2777749201452 in words is "two trillion, seven hundred seventy-seven billion, seven hundred forty-nine million, two hundred one thousand, four hundred fifty-two".