36455752101421 has 4 divisors (see below), whose sum is σ = 37712847001500. Its totient is φ = 35198657201344.

The previous prime is 36455752101331. The next prime is 36455752101451. The reversal of 36455752101421 is 12410125755463.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 28675061108100 + 7780690993321 = 5354910^2 + 2789389^2 .

It is a cyclic number.

It is not a de Polignac number, because 36455752101421 - 2⁹ = 36455752100909 is a prime.

It is a super-2 number, since 2×36455752101421² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36455752101451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 628547449996 + ... + 628547450053.

It is an arithmetic number, because the mean of its divisors is an integer number (9428211750375).

Almost surely, 2^{36455752101421} is an apocalyptic number.

It is an amenable number.

36455752101421 is a deficient number, since it is larger than the sum of its proper divisors (1257094900079).

36455752101421 is a wasteful number, since it uses less digits than its factorization.

36455752101421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257094900078.

The product of its (nonzero) digits is 1008000, while the sum is 46.

Adding to 36455752101421 its reverse (12410125755463), we get a palindrome (48865877856884).

The spelling of 36455752101421 in words is "thirty-six trillion, four hundred fifty-five billion, seven hundred fifty-two million, one hundred one thousand, four hundred twenty-one".