36254400421 has 4 divisors (see below), whose sum is σ = 36284045472. Its totient is φ = 36224755372.

The previous prime is 36254400401. The next prime is 36254400439. The reversal of 36254400421 is 12400445263.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 36254400421 - 2⁵ = 36254400389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36254400401) 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, 14820691 + ... + 14823136.

It is an arithmetic number, because the mean of its divisors is an integer number (9071011368).

Almost surely, 2^36254400421 is an apocalyptic number.

It is an amenable number.

36254400421 is a deficient number, since it is larger than the sum of its proper divisors (29645051).

36254400421 is a wasteful number, since it uses less digits than its factorization.

36254400421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29645050.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 36254400421 its reverse (12400445263), we get a palindrome (48654845684).

The spelling of 36254400421 in words is "thirty-six billion, two hundred fifty-four million, four hundred thousand, four hundred twenty-one".