215034146545 has 8 divisors (see below), whose sum is σ = 258054321024. Its totient is φ = 172018420464.

The previous prime is 215034146533. The next prime is 215034146549. The reversal of 215034146545 is 545641430512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 215034146545 - 2¹¹ = 215034144497 is a prime.

It is a super-3 number, since 3×215034146545³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 215034146498 and 215034146507.

It is not an unprimeable number, because it can be changed into a prime (215034146549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1004809 + ... + 1199878.

It is an arithmetic number, because the mean of its divisors is an integer number (32256790128).

Almost surely, 2^215034146545 is an apocalyptic number.

It is an amenable number.

215034146545 is a deficient number, since it is larger than the sum of its proper divisors (43020174479).

215034146545 is a wasteful number, since it uses less digits than its factorization.

215034146545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224199.

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 215034146545 in words is "two hundred fifteen billion, thirty-four million, one hundred forty-six thousand, five hundred forty-five".