2546205542 has 64 divisors (see below), whose sum is σ = 4302305280. Its totient is φ = 1125311616.

The previous prime is 2546205527. The next prime is 2546205587. The reversal of 2546205542 is 2455026452.

It is a super-2 number, since 2×2546205542² = 12966325324223027528, which 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 31 ways as a sum of consecutive naturals, for example, 3501983 + ... + 3502709.

It is an arithmetic number, because the mean of its divisors is an integer number (67223520).

Almost surely, 2^2546205542 is an apocalyptic number.

2546205542 is a deficient number, since it is larger than the sum of its proper divisors (1756099738).

2546205542 is a wasteful number, since it uses less digits than its factorization.

2546205542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885.

The product of its (nonzero) digits is 96000, while the sum is 35.

The square root of 2546205542 is about 50459.9399722195. The cubic root of 2546205542 is about 1365.5192274792.

The spelling of 2546205542 in words is "two billion, five hundred forty-six million, two hundred five thousand, five hundred forty-two".