64326121435 has 8 divisors (see below), whose sum is σ = 77912760816. Its totient is φ = 50979953760.

The previous prime is 64326121429. The next prime is 64326121463. The reversal of 64326121435 is 53412162346.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 64326121435 - 2⁹ = 64326120923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64326121394 and 64326121403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60117336 + ... + 60118405.

It is an arithmetic number, because the mean of its divisors is an integer number (9739095102).

Almost surely, 2^64326121435 is an apocalyptic number.

64326121435 is a deficient number, since it is larger than the sum of its proper divisors (13586639381).

64326121435 is a wasteful number, since it uses less digits than its factorization.

64326121435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120235853.

The product of its digits is 103680, while the sum is 37.

It can be divided in two parts, 64326 and 121435, that added together give a square (185761 = 431²).

The spelling of 64326121435 in words is "sixty-four billion, three hundred twenty-six million, one hundred twenty-one thousand, four hundred thirty-five".