5309632442 has 4 divisors (see below), whose sum is σ = 7964448666. Its totient is φ = 2654816220.

The previous prime is 5309632411. The next prime is 5309632451. The reversal of 5309632442 is 2442369035.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2442369035 = 5 ⋅488473807.

It can be written as a sum of positive squares in only one way, i.e., 3845116081 + 1464516361 = 62009^2 + 38269^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5309632396 and 5309632405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1327408109 + ... + 1327408112.

Almost surely, 2^5309632442 is an apocalyptic number.

5309632442 is a deficient number, since it is larger than the sum of its proper divisors (2654816224).

5309632442 is a wasteful number, since it uses less digits than its factorization.

5309632442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2654816223.

The product of its (nonzero) digits is 155520, while the sum is 38.

The square root of 5309632442 is about 72867.2247447369. The cubic root of 5309632442 is about 1744.5690067845.

The spelling of 5309632442 in words is "five billion, three hundred nine million, six hundred thirty-two thousand, four hundred forty-two".