147211310775 has 96 divisors (see below), whose sum is σ = 269545248000. Its totient is φ = 70604006400.

The previous prime is 147211310747. The next prime is 147211310809. The reversal of 147211310775 is 577013112741.

It is not a de Polignac number, because 147211310775 - 2¹³ = 147211302583 is a prime.

It is a super-2 number, since 2×147211310775² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2127676 + ... + 2195774.

It is an arithmetic number, because the mean of its divisors is an integer number (2807763000).

Almost surely, 2^147211310775 is an apocalyptic number.

147211310775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

147211310775 is a deficient number, since it is larger than the sum of its proper divisors (122333937225).

147211310775 is a wasteful number, since it uses less digits than its factorization.

147211310775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68209 (or 68204 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 39.

The spelling of 147211310775 in words is "one hundred forty-seven billion, two hundred eleven million, three hundred ten thousand, seven hundred seventy-five".