2651162144506 has 4 divisors (see below), whose sum is σ = 3976743216762. Its totient is φ = 1325581072252.

The previous prime is 2651162144503. The next prime is 2651162144513. The reversal of 2651162144506 is 6054412611562.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1753794327481 + 897367817025 = 1324309^2 + 947295^2 .

It is not an unprimeable number, because it can be changed into a prime (2651162144503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662790536125 + ... + 662790536128.

Almost surely, 2^{2651162144506} is an apocalyptic number.

2651162144506 is a deficient number, since it is larger than the sum of its proper divisors (1325581072256).

2651162144506 is a wasteful number, since it uses less digits than its factorization.

2651162144506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325581072255.

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 2651162144506 in words is "two trillion, six hundred fifty-one billion, one hundred sixty-two million, one hundred forty-four thousand, five hundred six".