36446402477644 has 6 divisors (see below), whose sum is σ = 63781204335884. Its totient is φ = 18223201238820.

The previous prime is 36446402477633. The next prime is 36446402477647. The reversal of 36446402477644 is 44677420464463.

It is not an unprimeable number, because it can be changed into a prime (36446402477647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4555800309702 + ... + 4555800309709.

Almost surely, 2^{36446402477644} is an apocalyptic number.

It is an amenable number.

36446402477644 is a deficient number, since it is larger than the sum of its proper divisors (27334801858240).

36446402477644 is a wasteful number, since it uses less digits than its factorization.

36446402477644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9111600619415 (or 9111600619413 counting only the distinct ones).

The product of its (nonzero) digits is 260112384, while the sum is 61.

The spelling of 36446402477644 in words is "thirty-six trillion, four hundred forty-six billion, four hundred two million, four hundred seventy-seven thousand, six hundred forty-four".