641210001015 has 32 divisors (see below), whose sum is σ = 1027971495936. Its totient is φ = 341300557440.

The previous prime is 641210000993. The next prime is 641210001037. The reversal of 641210001015 is 510100012146.

It is an interprime number because it is at equal distance from previous prime (641210000993) and next prime (641210001037).

It is not a de Polignac number, because 641210001015 - 2⁸ = 641210000759 is a prime.

It is a super-2 number, since 2×641210001015² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 641210000982 and 641210001000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31775469 + ... + 31795641.

It is an arithmetic number, because the mean of its divisors is an integer number (32124109248).

Almost surely, 2^641210001015 is an apocalyptic number.

641210001015 is a deficient number, since it is larger than the sum of its proper divisors (386761494921).

641210001015 is a wasteful number, since it uses less digits than its factorization.

641210001015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24279.

The product of its (nonzero) digits is 240, while the sum is 21.

The spelling of 641210001015 in words is "six hundred forty-one billion, two hundred ten million, one thousand, fifteen".