10064415205621 has 4 divisors (see below), whose sum is σ = 11502188806432. Its totient is φ = 8626641604812.

The previous prime is 10064415205583. The next prime is 10064415205753. The reversal of 10064415205621 is 12650251446001.

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 not a de Polignac number, because 10064415205621 - 2²³ = 10064406817013 is a prime.

It is a super-2 number, since 2×10064415205621² (a number of 27 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 (10064415805621) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 718886800395 + ... + 718886800408.

It is an arithmetic number, because the mean of its divisors is an integer number (2875547201608).

Almost surely, 2^{10064415205621} is an apocalyptic number.

It is an amenable number.

10064415205621 is a deficient number, since it is larger than the sum of its proper divisors (1437773600811).

10064415205621 is an equidigital number, since it uses as much as digits as its factorization.

10064415205621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437773600810.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 10064415205621 in words is "ten trillion, sixty-four billion, four hundred fifteen million, two hundred five thousand, six hundred twenty-one".