36501029649 has 32 divisors (see below), whose sum is σ = 62011703040. Its totient is φ = 20786512896.

The previous prime is 36501029569. The next prime is 36501029651. The reversal of 36501029649 is 94692010563.

It is not a de Polignac number, because 36501029649 - 2²¹ = 36498932497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36501027649) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 274192 + ... + 384945.

It is an arithmetic number, because the mean of its divisors is an integer number (1937865720).

Almost surely, 2^36501029649 is an apocalyptic number.

It is an amenable number.

36501029649 is a deficient number, since it is larger than the sum of its proper divisors (25510673391).

36501029649 is a wasteful number, since it uses less digits than its factorization.

36501029649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659446 (or 659440 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 36501029649 in words is "thirty-six billion, five hundred one million, twenty-nine thousand, six hundred forty-nine".