2052145502 has 128 divisors (see below), whose sum is σ = 3892838400. Its totient is φ = 800150400.

The previous prime is 2052145499. The next prime is 2052145519. The reversal of 2052145502 is 2055412502.

It is a super-2 number, since 2×2052145502² = 8422602322757664008, which 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 63 ways as a sum of consecutive naturals, for example, 16158563 + ... + 16158689.

It is an arithmetic number, because the mean of its divisors is an integer number (30412800).

Almost surely, 2^2052145502 is an apocalyptic number.

2052145502 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2052145502 is a deficient number, since it is larger than the sum of its proper divisors (1840692898).

2052145502 is a wasteful number, since it uses less digits than its factorization.

2052145502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 2052145502 is about 45300.6126007144. The cubic root of 2052145502 is about 1270.7771096935. Note that the first 3 decimals are identical.

The spelling of 2052145502 in words is "two billion, fifty-two million, one hundred forty-five thousand, five hundred two".