45360387261 has 120 divisors (see below), whose sum is σ = 80993140800. Its totient is φ = 25288753392.

The previous prime is 45360387251. The next prime is 45360387307. The reversal of 45360387261 is 16278306354.

45360387261 is a `hidden beast` number, since 4 + 5 + 3 + 6 + 0 + 387 + 261 = 666.

It is not a de Polignac number, because 45360387261 - 2¹⁵ = 45360354493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45360387251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 51370326 + ... + 51371208.

It is an arithmetic number, because the mean of its divisors is an integer number (674942840).

Almost surely, 2^45360387261 is an apocalyptic number.

It is an amenable number.

45360387261 is a deficient number, since it is larger than the sum of its proper divisors (35632753539).

45360387261 is an frugal number, since it uses more digits than its factorization.

45360387261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002 (or 936 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 45360387261 in words is "forty-five billion, three hundred sixty million, three hundred eighty-seven thousand, two hundred sixty-one".