36644061424025 has 48 divisors (see below), whose sum is σ = 49709805297408. Its totient is φ = 26574844608000.

The previous prime is 36644061424007. The next prime is 36644061424049. The reversal of 36644061424025 is 52042416044663.

It is not a de Polignac number, because 36644061424025 - 2¹² = 36644061419929 is a prime.

It is a super-2 number, since 2×36644061424025² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 157916387 + ... + 158148263.

It is an arithmetic number, because the mean of its divisors is an integer number (1035620943696).

Almost surely, 2^{36644061424025} is an apocalyptic number.

It is an amenable number.

36644061424025 is a deficient number, since it is larger than the sum of its proper divisors (13065743873383).

36644061424025 is a wasteful number, since it uses less digits than its factorization.

36644061424025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233522 (or 233517 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 47.

Adding to 36644061424025 its reverse (52042416044663), we get a palindrome (88686477468688).

The spelling of 36644061424025 in words is "thirty-six trillion, six hundred forty-four billion, sixty-one million, four hundred twenty-four thousand, twenty-five".