5156427641 has 4 divisors (see below), whose sum is σ = 5459746932. Its totient is φ = 4853108352.

The previous prime is 5156427637. The next prime is 5156427643. The reversal of 5156427641 is 1467246515.

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 4648376041 + 508051600 = 68179^2 + 22540^2 .

It is a cyclic number.

It is not a de Polignac number, because 5156427641 - 2² = 5156427637 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5156427643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151659620 + ... + 151659653.

It is an arithmetic number, because the mean of its divisors is an integer number (1364936733).

Almost surely, 2^5156427641 is an apocalyptic number.

It is an amenable number.

5156427641 is a deficient number, since it is larger than the sum of its proper divisors (303319291).

5156427641 is a wasteful number, since it uses less digits than its factorization.

5156427641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303319290.

The product of its digits is 201600, while the sum is 41.

The square root of 5156427641 is about 71808.2700042272. The cubic root of 5156427641 is about 1727.6256468627.

The spelling of 5156427641 in words is "five billion, one hundred fifty-six million, four hundred twenty-seven thousand, six hundred forty-one".