655464142033045 has 8 divisors (see below), whose sum is σ = 786864579751224. Its totient is φ = 524166240752064.

The previous prime is 655464142033009. The next prime is 655464142033067. The reversal of 655464142033045 is 540330241464556.

It can be written as a sum of positive squares in 4 ways, for example, as 5879470756644 + 649584671276401 = 2424762^2 + 25486951^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 655464142033045 - 2³³ = 655455552098453 is a prime.

It is a super-2 number, since 2×655464142033045² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 655464142032983 and 655464142033001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25634095234 + ... + 25634120803.

It is an arithmetic number, because the mean of its divisors is an integer number (98358072468903).

Almost surely, 2^{655464142033045} is an apocalyptic number.

It is an amenable number.

655464142033045 is a deficient number, since it is larger than the sum of its proper divisors (131400437718179).

655464142033045 is a wasteful number, since it uses less digits than its factorization.

655464142033045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51268218599.

The product of its (nonzero) digits is 20736000, while the sum is 52.

The spelling of 655464142033045 in words is "six hundred fifty-five trillion, four hundred sixty-four billion, one hundred forty-two million, thirty-three thousand, forty-five".