47554645574 has 4 divisors (see below), whose sum is σ = 71331968364. Its totient is φ = 23777322786.

The previous prime is 47554645549. The next prime is 47554645583.

47554645574 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×47554645574² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 11888661392 + ... + 11888661395.

It is an arithmetic number, because the mean of its divisors is an integer number (17832992091).

Almost surely, 2^47554645574 is an apocalyptic number.

47554645574 is a deficient number, since it is larger than the sum of its proper divisors (23777322790).

47554645574 is a wasteful number, since it uses less digits than its factorization.

47554645574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23777322789.

The product of its digits is 47040000, while the sum is 56.

The spelling of 47554645574 in words is "forty-seven billion, five hundred fifty-four million, six hundred forty-five thousand, five hundred seventy-four".