47658356369 has 16 divisors (see below), whose sum is σ = 51495457104. Its totient is φ = 43845888000.

The previous prime is 47658356353. The next prime is 47658356387. The reversal of 47658356369 is 96365385674.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2612538769 + 45045817600 = 51113^2 + 212240^2 .

It is a cyclic number.

It is not a de Polignac number, because 47658356369 - 2⁴ = 47658356353 is a prime.

It is a super-2 number, since 2×47658356369² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47658356329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7717367 + ... + 7723539.

It is an arithmetic number, because the mean of its divisors is an integer number (3218466069).

Almost surely, 2^47658356369 is an apocalyptic number.

It is an amenable number.

47658356369 is a deficient number, since it is larger than the sum of its proper divisors (3837100735).

47658356369 is a wasteful number, since it uses less digits than its factorization.

47658356369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8068.

The product of its digits is 97977600, while the sum is 62.

The spelling of 47658356369 in words is "forty-seven billion, six hundred fifty-eight million, three hundred fifty-six thousand, three hundred sixty-nine".