2455726564 has 6 divisors (see below), whose sum is σ = 4297521494. Its totient is φ = 1227863280.

The previous prime is 2455726501. The next prime is 2455726571. The reversal of 2455726564 is 4656275542.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2397081600 + 58644964 = 48960^2 + 7658^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306965817 + ... + 306965824.

Almost surely, 2^2455726564 is an apocalyptic number.

It is an amenable number.

2455726564 is a deficient number, since it is larger than the sum of its proper divisors (1841794930).

2455726564 is a wasteful number, since it uses less digits than its factorization.

2455726564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613931645 (or 613931643 counting only the distinct ones).

The product of its digits is 2016000, while the sum is 46.

The square root of 2455726564 is about 49555.2879519431. The cubic root of 2455726564 is about 1349.1492699519.

The spelling of 2455726564 in words is "two billion, four hundred fifty-five million, seven hundred twenty-six thousand, five hundred sixty-four".