47373444481377 has 16 divisors (see below), whose sum is σ = 73371517450112. Its totient is φ = 26626760363520.

The previous prime is 47373444481339. The next prime is 47373444481421. The reversal of 47373444481377 is 77318444437374.

It is a happy number.

It is not a de Polignac number, because 47373444481377 - 2³⁰ = 47372370739553 is a prime.

It is a super-2 number, since 2×47373444481377² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (47373444481477) 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, 18490804528 + ... + 18490807089.

It is an arithmetic number, because the mean of its divisors is an integer number (4585719840632).

Almost surely, 2^{47373444481377} is an apocalyptic number.

It is an amenable number.

47373444481377 is a deficient number, since it is larger than the sum of its proper divisors (25998072968735).

47373444481377 is a wasteful number, since it uses less digits than its factorization.

47373444481377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36981611688.

The product of its digits is 531062784, while the sum is 66.

The spelling of 47373444481377 in words is "forty-seven trillion, three hundred seventy-three billion, four hundred forty-four million, four hundred eighty-one thousand, three hundred seventy-seven".