71477005743 has 32 divisors (see below), whose sum is σ = 124404430080. Its totient is φ = 39987133920.

The previous prime is 71477005703. The next prime is 71477005777. The reversal of 71477005743 is 34750077417.

It is a happy number.

71477005743 is a `hidden beast` number, since 7 + 1 + 4 + 7 + 70 + 0 + 574 + 3 = 666.

It is not a de Polignac number, because 71477005743 - 2¹² = 71477001647 is a prime.

It is a super-4 number, since 4×71477005743⁴ (a number of 45 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71477005703) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9252421 + ... + 9260142.

It is an arithmetic number, because the mean of its divisors is an integer number (3887638440).

Almost surely, 2^71477005743 is an apocalyptic number.

71477005743 is a deficient number, since it is larger than the sum of its proper divisors (52927424337).

71477005743 is a wasteful number, since it uses less digits than its factorization.

71477005743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18512596 (or 18512590 counting only the distinct ones).

The product of its (nonzero) digits is 576240, while the sum is 45.

The spelling of 71477005743 in words is "seventy-one billion, four hundred seventy-seven million, five thousand, seven hundred forty-three".