45501432002 has 16 divisors (see below), whose sum is σ = 73626288120. Its totient is φ = 20965239552.

The previous prime is 45501431981. The next prime is 45501432007. The reversal of 45501432002 is 20023410554.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 37396211161 + 8105220841 = 193381^2 + 90029^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (45501432007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1460177 + ... + 1491012.

Almost surely, 2^45501432002 is an apocalyptic number.

45501432002 is a deficient number, since it is larger than the sum of its proper divisors (28124856118).

45501432002 is a wasteful number, since it uses less digits than its factorization.

45501432002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2951797.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 45501432002 its reverse (20023410554), we get a palindrome (65524842556).

The spelling of 45501432002 in words is "forty-five billion, five hundred one million, four hundred thirty-two thousand, two".