47404223690 has 8 divisors (see below), whose sum is σ = 85327602660. Its totient is φ = 18961689472.

The previous prime is 47404223611. The next prime is 47404223719. The reversal of 47404223690 is 9632240474.

It can be written as a sum of positive squares in 2 ways, for example, as 46501040881 + 903182809 = 215641^2 + 30053^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×47404223690² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2370211175 + ... + 2370211194.

Almost surely, 2^47404223690 is an apocalyptic number.

47404223690 is a deficient number, since it is larger than the sum of its proper divisors (37923378970).

47404223690 is a wasteful number, since it uses less digits than its factorization.

47404223690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4740422376.

The product of its (nonzero) digits is 290304, while the sum is 41.

The spelling of 47404223690 in words is "forty-seven billion, four hundred four million, two hundred twenty-three thousand, six hundred ninety".