36472978441 has 3 divisors (see below), whose sum is σ = 36473169421. Its totient is φ = 36472787462.

The previous prime is 36472978427. The next prime is 36472978447. The reversal of 36472978441 is 14487927463.

The square root of 36472978441 is 190979.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 36472978441 - 2²¹ = 36470881289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36472978447) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 95490 + ... + 286468.

Almost surely, 2^36472978441 is an apocalyptic number.

36472978441 is the 190979-th square number.

36472978441 is the 95490-th centered octagonal number.

It is an amenable number.

36472978441 is a deficient number, since it is larger than the sum of its proper divisors (190980).

36472978441 is an frugal number, since it uses more digits than its factorization.

36472978441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381958 (or 190979 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 55.

The spelling of 36472978441 in words is "thirty-six billion, four hundred seventy-two million, nine hundred seventy-eight thousand, four hundred forty-one".