215002032545 has 16 divisors (see below), whose sum is σ = 273349219968. Its totient is φ = 161783043840.

The previous prime is 215002032541. The next prime is 215002032551. The reversal of 215002032545 is 545230200512.

It is not a de Polignac number, because 215002032545 - 2² = 215002032541 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (215002032541) 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, 650411 + ... + 923600.

It is an arithmetic number, because the mean of its divisors is an integer number (17084326248).

Almost surely, 2^215002032545 is an apocalyptic number.

It is an amenable number.

215002032545 is a deficient number, since it is larger than the sum of its proper divisors (58347187423).

215002032545 is a wasteful number, since it uses less digits than its factorization.

215002032545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1575640.

The product of its (nonzero) digits is 12000, while the sum is 29.

The spelling of 215002032545 in words is "two hundred fifteen billion, two million, thirty-two thousand, five hundred forty-five".