2546722497 has 8 divisors (see below), whose sum is σ = 3704323680. Its totient is φ = 1543468160.

The previous prime is 2546722481. The next prime is 2546722499. The reversal of 2546722497 is 7942276452.

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 2546722497 - 2⁴ = 2546722481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2546722499) 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, 38586672 + ... + 38586737.

It is an arithmetic number, because the mean of its divisors is an integer number (463040460).

Almost surely, 2^2546722497 is an apocalyptic number.

It is an amenable number.

2546722497 is a deficient number, since it is larger than the sum of its proper divisors (1157601183).

2546722497 is a wasteful number, since it uses less digits than its factorization.

2546722497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77173423.

The product of its digits is 1693440, while the sum is 48.

The square root of 2546722497 is about 50465.0621420404. The cubic root of 2546722497 is about 1365.6116348166.

The spelling of 2546722497 in words is "two billion, five hundred forty-six million, seven hundred twenty-two thousand, four hundred ninety-seven".