605651401252 has 6 divisors (see below), whose sum is σ = 1059889952198. Its totient is φ = 302825700624.

The previous prime is 605651401231. The next prime is 605651401301. The reversal of 605651401252 is 252104156506.

It can be written as a sum of positive squares in only one way, i.e., 556196757796 + 49454643456 = 745786^2 + 222384^2 .

It is a super-2 number, since 2×605651401252² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75706425153 + ... + 75706425160.

Almost surely, 2^605651401252 is an apocalyptic number.

It is an amenable number.

605651401252 is a deficient number, since it is larger than the sum of its proper divisors (454238550946).

605651401252 is a wasteful number, since it uses less digits than its factorization.

605651401252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151412850317 (or 151412850315 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

Adding to 605651401252 its reverse (252104156506), we get a palindrome (857755557758).

The spelling of 605651401252 in words is "six hundred five billion, six hundred fifty-one million, four hundred one thousand, two hundred fifty-two".