43762116006401 has 4 divisors (see below), whose sum is σ = 47128432622292. Its totient is φ = 40395799390512.

The previous prime is 43762116006383. The next prime is 43762116006439. The reversal of 43762116006401 is 10460061126734.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7265100298225 + 36497015708176 = 2695385^2 + 6041276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43762116006401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43762116006461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1683158307926 + ... + 1683158307951.

It is an arithmetic number, because the mean of its divisors is an integer number (11782108155573).

Almost surely, 2^{43762116006401} is an apocalyptic number.

It is an amenable number.

43762116006401 is a deficient number, since it is larger than the sum of its proper divisors (3366316615891).

43762116006401 is a wasteful number, since it uses less digits than its factorization.

43762116006401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366316615890.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 43762116006401 in words is "forty-three trillion, seven hundred sixty-two billion, one hundred sixteen million, six thousand, four hundred one".