2357645426 has 4 divisors (see below), whose sum is σ = 3536468142. Its totient is φ = 1178822712.

The previous prime is 2357645417. The next prime is 2357645453. The reversal of 2357645426 is 6245467532.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1836208201 + 521437225 = 42851^2 + 22835^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 589411355 + ... + 589411358.

Almost surely, 2^2357645426 is an apocalyptic number.

2357645426 is a deficient number, since it is larger than the sum of its proper divisors (1178822716).

2357645426 is a wasteful number, since it uses less digits than its factorization.

2357645426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178822715.

The product of its digits is 1209600, while the sum is 44.

The square root of 2357645426 is about 48555.5910889776. The cubic root of 2357645426 is about 1330.9431239988.

The spelling of 2357645426 in words is "two billion, three hundred fifty-seven million, six hundred forty-five thousand, four hundred twenty-six".