45202813551 has 18 divisors (see below), whose sum is σ = 75953027592. Its totient is φ = 25830178920.

The previous prime is 45202813549. The next prime is 45202813559. The reversal of 45202813551 is 15531820254.

45202813551 is a `hidden beast` number, since 4 + 5 + 20 + 2 + 81 + 3 + 551 = 666.

It is not a de Polignac number, because 45202813551 - 2¹ = 45202813549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45202813559) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 51249915 + ... + 51250796.

It is an arithmetic number, because the mean of its divisors is an integer number (4219612644).

Almost surely, 2^45202813551 is an apocalyptic number.

45202813551 is a deficient number, since it is larger than the sum of its proper divisors (30750214041).

45202813551 is a wasteful number, since it uses less digits than its factorization.

45202813551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102500731 (or 102500721 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The spelling of 45202813551 in words is "forty-five billion, two hundred two million, eight hundred thirteen thousand, five hundred fifty-one".