47470420834 has 4 divisors (see below), whose sum is σ = 71205631254. Its totient is φ = 23735210416.

The previous prime is 47470420831. The next prime is 47470420847. The reversal of 47470420834 is 43802407474.

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., 27335662225 + 20134758609 = 165335^2 + 141897^2 .

It is a super-2 number, since 2×47470420834² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47470420831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11867605207 + ... + 11867605210.

Almost surely, 2^47470420834 is an apocalyptic number.

47470420834 is a deficient number, since it is larger than the sum of its proper divisors (23735210420).

47470420834 is a wasteful number, since it uses less digits than its factorization.

47470420834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23735210419.

The product of its (nonzero) digits is 602112, while the sum is 43.

The spelling of 47470420834 in words is "forty-seven billion, four hundred seventy million, four hundred twenty thousand, eight hundred thirty-four".