43061201145564 has 48 divisors (see below), whose sum is σ = 121584567944448. Its totient is φ = 11579482660608.

The previous prime is 43061201145541. The next prime is 43061201145569. The reversal of 43061201145564 is 46554110216034.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43061201145569) 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, 15077449954 + ... + 15077452809.

It is an arithmetic number, because the mean of its divisors is an integer number (2533011832176).

Almost surely, 2^{43061201145564} is an apocalyptic number.

It is an amenable number.

43061201145564 is an abundant number, since it is smaller than the sum of its proper divisors (78523366798884).

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

43061201145564 is a wasteful number, since it uses less digits than its factorization.

43061201145564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30154902794 (or 30154902792 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 43061201145564 in words is "forty-three trillion, sixty-one billion, two hundred one million, one hundred forty-five thousand, five hundred sixty-four".