2215155156602 has 8 divisors (see below), whose sum is σ = 3518187601716. Its totient is φ = 1042425956032.

The previous prime is 2215155156569. The next prime is 2215155156629. The reversal of 2215155156602 is 2066515515122.

It can be written as a sum of positive squares in 2 ways, for example, as 2080745665441 + 134409491161 = 1442479^2 + 366619^2 .

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

It is a super-2 number, since 2×2215155156602² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2215155156602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32575811093 + ... + 32575811160.

Almost surely, 2^{2215155156602} is an apocalyptic number.

2215155156602 is a deficient number, since it is larger than the sum of its proper divisors (1303032445114).

2215155156602 is a wasteful number, since it uses less digits than its factorization.

2215155156602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65151622272.

The product of its (nonzero) digits is 180000, while the sum is 41.

The spelling of 2215155156602 in words is "two trillion, two hundred fifteen billion, one hundred fifty-five million, one hundred fifty-six thousand, six hundred two".