45356031771 has 16 divisors (see below), whose sum is σ = 60775056384. Its totient is φ = 30087311904.

The previous prime is 45356031761. The next prime is 45356031797. The reversal of 45356031771 is 17713065354.

It is a de Polignac number, because none of the positive numbers 2^k-45356031771 is a prime.

It is a super-2 number, since 2×45356031771² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45356031701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1481400 + ... + 1511706.

It is an arithmetic number, because the mean of its divisors is an integer number (3798441024).

Almost surely, 2^45356031771 is an apocalyptic number.

45356031771 is a deficient number, since it is larger than the sum of its proper divisors (15419024613).

45356031771 is a wasteful number, since it uses less digits than its factorization.

45356031771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32770.

The product of its (nonzero) digits is 264600, while the sum is 42.

It can be divided in two parts, 4535 and 6031771, that added together give a palindrome (6036306).

The spelling of 45356031771 in words is "forty-five billion, three hundred fifty-six million, thirty-one thousand, seven hundred seventy-one".