215425535000 has 80 divisors (see below), whose sum is σ = 543568502400. Its totient is φ = 79541712000.

The previous prime is 215425534997. The next prime is 215425535033. The reversal of 215425535000 is 535524512.

It is a super-2 number, since 2×215425535000² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1592120 + ... + 1722119.

It is an arithmetic number, because the mean of its divisors is an integer number (6794606280).

Almost surely, 2^215425535000 is an apocalyptic number.

215425535000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

215425535000 is an abundant number, since it is smaller than the sum of its proper divisors (328142967400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

215425535000 is a wasteful number, since it uses less digits than its factorization.

215425535000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314278 (or 3314259 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The spelling of 215425535000 in words is "two hundred fifteen billion, four hundred twenty-five million, five hundred thirty-five thousand".