141248472071781 has 16 divisors (see below), whose sum is σ = 190280153161728. Its totient is φ = 93191293977600.

The previous prime is 141248472071771. The next prime is 141248472071827. The reversal of 141248472071781 is 187170274842141.

It is not a de Polignac number, because 141248472071781 - 2⁷ = 141248472071653 is a prime.

It is a super-2 number, since 2×141248472071781² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141248472071771) 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, 1696440 + ... + 16893041.

It is an arithmetic number, because the mean of its divisors is an integer number (11892509572608).

Almost surely, 2^{141248472071781} is an apocalyptic number.

It is an amenable number.

141248472071781 is a deficient number, since it is larger than the sum of its proper divisors (49031681089947).

141248472071781 is a wasteful number, since it uses less digits than its factorization.

141248472071781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18615692.

The product of its (nonzero) digits is 5619712, while the sum is 57.

The spelling of 141248472071781 in words is "one hundred forty-one trillion, two hundred forty-eight billion, four hundred seventy-two million, seventy-one thousand, seven hundred eighty-one".