202240234413045 has 80 divisors (see below), whose sum is σ = 366135549748848. Its totient is φ = 106790094489600.

The previous prime is 202240234413031. The next prime is 202240234413101. The reversal of 202240234413045 is 540314432042202.

202240234413045 is a `hidden beast` number, since 2 + 0 + 2 + 2 + 4 + 0 + 2 + 344 + 1 + 304 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 35969370517809 + 166270863895236 = 5997447^2 + 12894606^2 .

It is not a de Polignac number, because 202240234413045 - 2¹⁸ = 202240234150901 is a prime.

It is a super-2 number, since 2×202240234413045² (a number of 29 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 79 ways as a sum of consecutive naturals, for example, 1740735997 + ... + 1740852173.

Almost surely, 2^{202240234413045} is an apocalyptic number.

It is an amenable number.

202240234413045 is a deficient number, since it is larger than the sum of its proper divisors (163895315335803).

202240234413045 is a wasteful number, since it uses less digits than its factorization.

202240234413045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158852 (or 158843 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

Adding to 202240234413045 its reverse (540314432042202), we get a palindrome (742554666455247).

The spelling of 202240234413045 in words is "two hundred two trillion, two hundred forty billion, two hundred thirty-four million, four hundred thirteen thousand, forty-five".