5651120265331 has 4 divisors (see below), whose sum is σ = 5651126771472. Its totient is φ = 5651113759192.

The previous prime is 5651120265311. The next prime is 5651120265409. The reversal of 5651120265331 is 1335620211565.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5651120265331 - 2⁵ = 5651120265299 is a prime.

It is a super-2 number, since 2×5651120265331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5651120265311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1704460 + ... + 3769273.

It is an arithmetic number, because the mean of its divisors is an integer number (1412781692868).

Almost surely, 2^{5651120265331} is an apocalyptic number.

5651120265331 is a deficient number, since it is larger than the sum of its proper divisors (6506141).

5651120265331 is a wasteful number, since it uses less digits than its factorization.

5651120265331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6506140.

The product of its (nonzero) digits is 162000, while the sum is 40.

Adding to 5651120265331 its reverse (1335620211565), we get a palindrome (6986740476896).

The spelling of 5651120265331 in words is "five trillion, six hundred fifty-one billion, one hundred twenty million, two hundred sixty-five thousand, three hundred thirty-one".