54602620645 has 16 divisors (see below), whose sum is σ = 66793973760. Its totient is φ = 42841321600.

The previous prime is 54602620621. The next prime is 54602620711.

54602620645 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 54602620645 - 2⁵ = 54602620613 is a prime.

It is a super-3 number, since 3×54602620645³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54602620598 and 54602620607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334840 + ... + 470449.

It is an arithmetic number, because the mean of its divisors is an integer number (4174623360).

Almost surely, 2^54602620645 is an apocalyptic number.

It is an amenable number.

54602620645 is a deficient number, since it is larger than the sum of its proper divisors (12191353115).

54602620645 is a wasteful number, since it uses less digits than its factorization.

54602620645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805556.

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 54602620645 in words is "fifty-four billion, six hundred two million, six hundred twenty thousand, six hundred forty-five".