45143231046 has 16 divisors (see below), whose sum is σ = 90413814000. Its totient is φ = 15026518368.

The previous prime is 45143231041. The next prime is 45143231057. The reversal of 45143231046 is 64013234154.

It is a happy number.

It is a super-2 number, since 2×45143231046² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45143230998 and 45143231016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45143231041) 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, 5301721 + ... + 5310228.

It is an arithmetic number, because the mean of its divisors is an integer number (5650863375).

Almost surely, 2^45143231046 is an apocalyptic number.

45143231046 is an abundant number, since it is smaller than the sum of its proper divisors (45270582954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45143231046 is a wasteful number, since it uses less digits than its factorization.

45143231046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10612663.

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 45143231046 in words is "forty-five billion, one hundred forty-three million, two hundred thirty-one thousand, forty-six".