67441140264261 has 32 divisors (see below), whose sum is σ = 96875151759360. Its totient is φ = 41598871716096.

The previous prime is 67441140264247. The next prime is 67441140264313. The reversal of 67441140264261 is 16246204114476.

It is not a de Polignac number, because 67441140264261 - 2¹¹ = 67441140262213 is a prime.

It is a super-2 number, since 2×67441140264261² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 67441140264261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67441140260261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25701796 + ... + 28203981.

It is an arithmetic number, because the mean of its divisors is an integer number (3027348492480).

Almost surely, 2^{67441140264261} is an apocalyptic number.

It is an amenable number.

67441140264261 is a deficient number, since it is larger than the sum of its proper divisors (29434011495099).

67441140264261 is a wasteful number, since it uses less digits than its factorization.

67441140264261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53906313.

The product of its (nonzero) digits is 1548288, while the sum is 48.

The spelling of 67441140264261 in words is "sixty-seven trillion, four hundred forty-one billion, one hundred forty million, two hundred sixty-four thousand, two hundred sixty-one".