36544506140 has 48 divisors (see below), whose sum is σ = 81372362400. Its totient is φ = 13747341312.

The previous prime is 36544506113. The next prime is 36544506149. The reversal of 36544506140 is 4160544563.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 36544506094 and 36544506103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36544506149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298925 + ... + 403044.

It is an arithmetic number, because the mean of its divisors is an integer number (1695257550).

Almost surely, 2^36544506140 is an apocalyptic number.

It is an amenable number.

36544506140 is an abundant number, since it is smaller than the sum of its proper divisors (44827856260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36544506140 is a wasteful number, since it uses less digits than its factorization.

36544506140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702134 (or 702132 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 36544506140 in words is "thirty-six billion, five hundred forty-four million, five hundred six thousand, one hundred forty".