2651216423461 has 8 divisors (see below), whose sum is σ = 2662568034048. Its totient is φ = 2639882934000.

The previous prime is 2651216423441. The next prime is 2651216423551. The reversal of 2651216423461 is 1643246121562.

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

It is a cyclic number.

It is not a de Polignac number, because 2651216423461 - 2²¹ = 2651214326309 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 (2651216423441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4237005 + ... + 4822306.

It is an arithmetic number, because the mean of its divisors is an integer number (332821004256).

Almost surely, 2^{2651216423461} is an apocalyptic number.

It is an amenable number.

2651216423461 is a deficient number, since it is larger than the sum of its proper divisors (11351610587).

2651216423461 is an equidigital number, since it uses as much as digits as its factorization.

2651216423461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9060563.

The product of its digits is 414720, while the sum is 43.

The spelling of 2651216423461 in words is "two trillion, six hundred fifty-one billion, two hundred sixteen million, four hundred twenty-three thousand, four hundred sixty-one".