54426265645 has 8 divisors (see below), whose sum is σ = 65316846456. Its totient is φ = 43537460736.

The previous prime is 54426265639. The next prime is 54426265651. The reversal of 54426265645 is 54656262445.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (54426265639) and next prime (54426265651).

It can be written as a sum of positive squares in 4 ways, for example, as 8963923684 + 45462341961 = 94678^2 + 213219^2 .

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 54426265645 - 2¹³ = 54426257453 is a prime.

It is a super-3 number, since 3×54426265645³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 375592 + ... + 499921.

It is an arithmetic number, because the mean of its divisors is an integer number (8164605807).

Almost surely, 2^54426265645 is an apocalyptic number.

It is an amenable number.

54426265645 is a deficient number, since it is larger than the sum of its proper divisors (10890580811).

54426265645 is a wasteful number, since it uses less digits than its factorization.

54426265645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887951.

The product of its digits is 6912000, while the sum is 49.

The spelling of 54426265645 in words is "fifty-four billion, four hundred twenty-six million, two hundred sixty-five thousand, six hundred forty-five".