45202121015355 has 24 divisors (see below), whose sum is σ = 78378803294688. Its totient is φ = 24099040889856.

The previous prime is 45202121015353. The next prime is 45202121015399. The reversal of 45202121015355 is 55351012120254.

45202121015355 is a `hidden beast` number, since 4 + 5 + 2 + 0 + 2 + 12 + 101 + 535 + 5 = 666.

It is not a de Polignac number, because 45202121015355 - 2¹ = 45202121015353 is a prime.

It is a super-2 number, since 2×45202121015355² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45202121015353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 182311927 + ... + 182559696.

It is an arithmetic number, because the mean of its divisors is an integer number (3265783470612).

Almost surely, 2^{45202121015355} is an apocalyptic number.

45202121015355 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45202121015355 is a deficient number, since it is larger than the sum of its proper divisors (33176682279333).

45202121015355 is a wasteful number, since it uses less digits than its factorization.

45202121015355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364874387 (or 364874384 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 45202121015355 in words is "forty-five trillion, two hundred two billion, one hundred twenty-one million, fifteen thousand, three hundred fifty-five".