45345542055 has 32 divisors (see below), whose sum is σ = 79964575488. Its totient is φ = 21759052800.

The previous prime is 45345542029. The next prime is 45345542089. The reversal of 45345542055 is 55024554354.

It is not a de Polignac number, because 45345542055 - 2⁹ = 45345541543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45345541998 and 45345542016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1400601 + ... + 1432610.

It is an arithmetic number, because the mean of its divisors is an integer number (2498892984).

Almost surely, 2^45345542055 is an apocalyptic number.

45345542055 is a deficient number, since it is larger than the sum of its proper divisors (34619033433).

45345542055 is a wasteful number, since it uses less digits than its factorization.

45345542055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2833327.

The product of its (nonzero) digits is 1200000, while the sum is 42.

It can be divided in two parts, 453455 and 42055, that added together give a triangular number (495510 = T₉₉₅).

The spelling of 45345542055 in words is "forty-five billion, three hundred forty-five million, five hundred forty-two thousand, fifty-five".