2557326046 has 48 divisors (see below), whose sum is σ = 4337104464. Its totient is φ = 1129392000.

The previous prime is 2557326029. The next prime is 2557326061. The reversal of 2557326046 is 6406237552.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3700561 + ... + 3701251.

It is an arithmetic number, because the mean of its divisors is an integer number (90356343).

Almost surely, 2^2557326046 is an apocalyptic number.

2557326046 is a deficient number, since it is larger than the sum of its proper divisors (1779778418).

2557326046 is a wasteful number, since it uses less digits than its factorization.

2557326046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129 (or 1118 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 40.

The square root of 2557326046 is about 50570.0113308273. The cubic root of 2557326046 is about 1367.5043000577.

The spelling of 2557326046 in words is "two billion, five hundred fifty-seven million, three hundred twenty-six thousand, forty-six".