2651214064642 has 32 divisors (see below), whose sum is σ = 4771475299584. Its totient is φ = 1088729472000.

The previous prime is 2651214064627. The next prime is 2651214064649. The reversal of 2651214064642 is 2464604121562.

It is not an unprimeable number, because it can be changed into a prime (2651214064649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98603359 + ... + 98630242.

It is an arithmetic number, because the mean of its divisors is an integer number (149108603112).

Almost surely, 2^{2651214064642} is an apocalyptic number.

2651214064642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2651214064642 is a deficient number, since it is larger than the sum of its proper divisors (2120261234942).

2651214064642 is a wasteful number, since it uses less digits than its factorization.

2651214064642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197233674.

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 2651214064642 in words is "two trillion, six hundred fifty-one billion, two hundred fourteen million, sixty-four thousand, six hundred forty-two".