215474080015405 has 32 divisors (see below), whose sum is σ = 262614985482240. Its totient is φ = 169694824703040.

The previous prime is 215474080015373. The next prime is 215474080015427. The reversal of 215474080015405 is 504510080474512.

It is not a de Polignac number, because 215474080015405 - 2⁵ = 215474080015373 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2295380620 + ... + 2295474490.

It is an arithmetic number, because the mean of its divisors is an integer number (8206718296320).

Almost surely, 2^{215474080015405} is an apocalyptic number.

It is an amenable number.

215474080015405 is a deficient number, since it is larger than the sum of its proper divisors (47140905466835).

215474080015405 is a wasteful number, since it uses less digits than its factorization.

215474080015405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111049.

The product of its (nonzero) digits is 896000, while the sum is 46.

The spelling of 215474080015405 in words is "two hundred fifteen trillion, four hundred seventy-four billion, eighty million, fifteen thousand, four hundred five".