36021252651605 has 64 divisors (see below), whose sum is σ = 48994358837760. Its totient is φ = 25224570049536.

The previous prime is 36021252651589. The next prime is 36021252651619. The reversal of 36021252651605 is 50615625212063.

It is not a de Polignac number, because 36021252651605 - 2⁴ = 36021252651589 is a prime.

It is a congruent number.

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, 103805531 + ... + 104151959.

It is an arithmetic number, because the mean of its divisors is an integer number (765536856840).

Almost surely, 2^{36021252651605} is an apocalyptic number.

It is an amenable number.

36021252651605 is a deficient number, since it is larger than the sum of its proper divisors (12973106186155).

36021252651605 is a wasteful number, since it uses less digits than its factorization.

36021252651605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347070.

The product of its (nonzero) digits is 648000, while the sum is 44.

Adding to 36021252651605 its reverse (50615625212063), we get a palindrome (86636877863668).

The spelling of 36021252651605 in words is "thirty-six trillion, twenty-one billion, two hundred fifty-two million, six hundred fifty-one thousand, six hundred five".