36311503642 has 4 divisors (see below), whose sum is σ = 54467255466. Its totient is φ = 18155751820.

The previous prime is 36311503633. The next prime is 36311503661. The reversal of 36311503642 is 24630511363.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24630511363 = 36479 ⋅675197.

It can be written as a sum of positive squares in only one way, i.e., 20958063361 + 15353440281 = 144769^2 + 123909^2 .

It is a junction number, because it is equal to n+sod(n) for n = 36311503598 and 36311503607.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9077875909 + ... + 9077875912.

Almost surely, 2^36311503642 is an apocalyptic number.

36311503642 is a deficient number, since it is larger than the sum of its proper divisors (18155751824).

36311503642 is a wasteful number, since it uses less digits than its factorization.

36311503642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18155751823.

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 36311503642 in words is "thirty-six billion, three hundred eleven million, five hundred three thousand, six hundred forty-two".