5621424252245 has 4 divisors (see below), whose sum is σ = 6745709102700. Its totient is φ = 4497139401792.

The previous prime is 5621424252233. The next prime is 5621424252253. The reversal of 5621424252245 is 5422524241265.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3644582628241 + 1976841624004 = 1909079^2 + 1406002^2 .

It is a cyclic number.

It is not a de Polignac number, because 5621424252245 - 2²² = 5621420057941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5621424252196 and 5621424252205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 562142425220 + ... + 562142425229.

It is an arithmetic number, because the mean of its divisors is an integer number (1686427275675).

Almost surely, 2^{5621424252245} is an apocalyptic number.

It is an amenable number.

5621424252245 is a deficient number, since it is larger than the sum of its proper divisors (1124284850455).

5621424252245 is a wasteful number, since it uses less digits than its factorization.

5621424252245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124284850454.

The product of its digits is 1536000, while the sum is 44.

The spelling of 5621424252245 in words is "five trillion, six hundred twenty-one billion, four hundred twenty-four million, two hundred fifty-two thousand, two hundred forty-five".