43969494516 has 48 divisors (see below), whose sum is σ = 102848180736. Its totient is φ = 14620443264.

The previous prime is 43969494511. The next prime is 43969494551. The reversal of 43969494516 is 61549496934.

It is a self number, because there is not a number n which added to its sum of digits gives 43969494516.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43969494511) 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, 17749870 + ... + 17752346.

It is an arithmetic number, because the mean of its divisors is an integer number (2142670432).

Almost surely, 2^43969494516 is an apocalyptic number.

It is an amenable number.

43969494516 is an abundant number, since it is smaller than the sum of its proper divisors (58878686220).

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

43969494516 is a wasteful number, since it uses less digits than its factorization.

43969494516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5528 (or 5526 counting only the distinct ones).

The product of its digits is 25194240, while the sum is 60.

The spelling of 43969494516 in words is "forty-three billion, nine hundred sixty-nine million, four hundred ninety-four thousand, five hundred sixteen".