71501620117132 has 6 divisors (see below), whose sum is σ = 125127835204988. Its totient is φ = 35750810058564.

The previous prime is 71501620117117. The next prime is 71501620117153. The reversal of 71501620117132 is 23171102610517.

It is a super-3 number, since 3×71501620117132³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 71501620117091 and 71501620117100.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8937702514638 + ... + 8937702514645.

Almost surely, 2^{71501620117132} is an apocalyptic number.

It is an amenable number.

71501620117132 is a deficient number, since it is larger than the sum of its proper divisors (53626215087856).

71501620117132 is a wasteful number, since it uses less digits than its factorization.

71501620117132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17875405029287 (or 17875405029285 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 37.

Adding to 71501620117132 its reverse (23171102610517), we get a palindrome (94672722727649).

The spelling of 71501620117132 in words is "seventy-one trillion, five hundred one billion, six hundred twenty million, one hundred seventeen thousand, one hundred thirty-two".