45431301512 has 8 divisors (see below), whose sum is σ = 85183690350. Its totient is φ = 22715650752.

The previous prime is 45431301511. The next prime is 45431301541. The reversal of 45431301512 is 21510313454.

It can be written as a sum of positive squares in only one way, i.e., 37866824836 + 7564476676 = 194594^2 + 86974^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×45431301512² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45431301511) 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 as a sum of consecutive naturals, namely, 2839456337 + ... + 2839456352.

Almost surely, 2^45431301512 is an apocalyptic number.

It is an amenable number.

45431301512 is a deficient number, since it is larger than the sum of its proper divisors (39752388838).

45431301512 is a wasteful number, since it uses less digits than its factorization.

45431301512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5678912695 (or 5678912691 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 45431301512 its reverse (21510313454), we get a palindrome (66941614966).

The spelling of 45431301512 in words is "forty-five billion, four hundred thirty-one million, three hundred one thousand, five hundred twelve".