433261053938 has 4 divisors (see below), whose sum is σ = 649891580910. Its totient is φ = 216630526968.

The previous prime is 433261053931. The next prime is 433261053943. The reversal of 433261053938 is 839350162334.

It is a happy number.

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., 381314895049 + 51946158889 = 617507^2 + 227917^2 .

It is a junction number, because it is equal to n+sod(n) for n = 433261053892 and 433261053901.

It is not an unprimeable number, because it can be changed into a prime (433261053931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108315263483 + ... + 108315263486.

Almost surely, 2^433261053938 is an apocalyptic number.

433261053938 is a deficient number, since it is larger than the sum of its proper divisors (216630526972).

433261053938 is a wasteful number, since it uses less digits than its factorization.

433261053938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216630526971.

The product of its (nonzero) digits is 1399680, while the sum is 47.

The spelling of 433261053938 in words is "four hundred thirty-three billion, two hundred sixty-one million, fifty-three thousand, nine hundred thirty-eight".