403415202040253 has 16 divisors (see below), whose sum is σ = 443497475022000. Its totient is φ = 364679149639680.

The previous prime is 403415202040223. The next prime is 403415202040283. The reversal of 403415202040253 is 352040202514304.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (403415202040223) and next prime (403415202040283).

It can be written as a sum of positive squares in 8 ways, for example, as 55532944873849 + 347882257166404 = 7452043^2 + 18651602^2 .

It is a cyclic number.

It is not a de Polignac number, because 403415202040253 - 2¹⁸ = 403415201778109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403415202040223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1110561428 + ... + 1110924621.

It is an arithmetic number, because the mean of its divisors is an integer number (27718592188875).

Almost surely, 2^{403415202040253} is an apocalyptic number.

It is an amenable number.

403415202040253 is a deficient number, since it is larger than the sum of its proper divisors (40082272981747).

403415202040253 is a wasteful number, since it uses less digits than its factorization.

403415202040253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221486352.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 403415202040253 its reverse (352040202514304), we get a palindrome (755455404554557).

The spelling of 403415202040253 in words is "four hundred three trillion, four hundred fifteen billion, two hundred two million, forty thousand, two hundred fifty-three".