47458038340 has 12 divisors (see below), whose sum is σ = 99661880556. Its totient is φ = 18983215328.

The previous prime is 47458038293. The next prime is 47458038347. The reversal of 47458038340 is 4383085474.

It can be written as a sum of positive squares in 2 ways, for example, as 7578747136 + 39879291204 = 87056^2 + 199698^2 .

It is not an unprimeable number, because it can be changed into a prime (47458038347) 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, 1186450939 + ... + 1186450978.

It is an arithmetic number, because the mean of its divisors is an integer number (8305156713).

Almost surely, 2^47458038340 is an apocalyptic number.

It is an amenable number.

47458038340 is an abundant number, since it is smaller than the sum of its proper divisors (52203842216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47458038340 is a wasteful number, since it uses less digits than its factorization.

47458038340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2372901926 (or 2372901924 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 46.

The spelling of 47458038340 in words is "forty-seven billion, four hundred fifty-eight million, thirty-eight thousand, three hundred forty".