545674660362253 has 4 divisors (see below), whose sum is σ = 545686881290208. Its totient is φ = 545662439434300.

The previous prime is 545674660362239. The next prime is 545674660362313. The reversal of 545674660362253 is 352263066476545.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 545674660362253 - 2²¹ = 545674658265101 is a prime.

It is a super-2 number, since 2×545674660362253² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545674660062253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6110397001 + ... + 6110486302.

It is an arithmetic number, because the mean of its divisors is an integer number (136421720322552).

Almost surely, 2^{545674660362253} is an apocalyptic number.

It is an amenable number.

545674660362253 is a deficient number, since it is larger than the sum of its proper divisors (12220927955).

545674660362253 is a wasteful number, since it uses less digits than its factorization.

545674660362253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12220927954.

The product of its (nonzero) digits is 653184000, while the sum is 64.

The spelling of 545674660362253 in words is "five hundred forty-five trillion, six hundred seventy-four billion, six hundred sixty million, three hundred sixty-two thousand, two hundred fifty-three".