36561421754 has 128 divisors (see below), whose sum is σ = 67624139520. Its totient is φ = 14603212800.

The previous prime is 36561421747. The next prime is 36561421811. The reversal of 36561421754 is 45712416563.

Its product of digits (604800) is a multiple of the sum of its prime divisors (576).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 135915932 + ... + 135916200.

It is an arithmetic number, because the mean of its divisors is an integer number (528313590).

Almost surely, 2^36561421754 is an apocalyptic number.

36561421754 is a deficient number, since it is larger than the sum of its proper divisors (31062717766).

36561421754 is a wasteful number, since it uses less digits than its factorization.

36561421754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576.

The product of its digits is 604800, while the sum is 44.

The spelling of 36561421754 in words is "thirty-six billion, five hundred sixty-one million, four hundred twenty-one thousand, seven hundred fifty-four".