147215706866497 has 32 divisors (see below), whose sum is σ = 160496396476416. Its totient is φ = 134618906294400.

The previous prime is 147215706866489. The next prime is 147215706866509. The reversal of 147215706866497 is 794668607512741.

It is a cyclic number.

It is not a de Polignac number, because 147215706866497 - 2³ = 147215706866489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147215706866407) 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, 710695413 + ... + 710902525.

It is an arithmetic number, because the mean of its divisors is an integer number (5015512389888).

Almost surely, 2^{147215706866497} is an apocalyptic number.

It is an amenable number.

147215706866497 is a deficient number, since it is larger than the sum of its proper divisors (13280689609919).

147215706866497 is a wasteful number, since it uses less digits than its factorization.

147215706866497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219261.

The product of its (nonzero) digits is 853493760, while the sum is 73.

The spelling of 147215706866497 in words is "one hundred forty-seven trillion, two hundred fifteen billion, seven hundred six million, eight hundred sixty-six thousand, four hundred ninety-seven".