43091198051 has 12 divisors (see below), whose sum is σ = 47818882104. Its totient is φ = 38509819200.

The previous prime is 43091198021. The next prime is 43091198099. The reversal of 43091198051 is 15089119034.

It is not a de Polignac number, because 43091198051 - 2¹⁴ = 43091181667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43091198011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 524390 + ... + 600971.

It is an arithmetic number, because the mean of its divisors is an integer number (3984906842).

Almost surely, 2^43091198051 is an apocalyptic number.

43091198051 is a deficient number, since it is larger than the sum of its proper divisors (4727684053).

43091198051 is a wasteful number, since it uses less digits than its factorization.

43091198051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125490 (or 1125431 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 41.

It can be divided in two parts, 43091 and 198051, that added together give a palindrome (241142).

The spelling of 43091198051 in words is "forty-three billion, ninety-one million, one hundred ninety-eight thousand, fifty-one".