2651463542612 has 6 divisors (see below), whose sum is σ = 4640061199578. Its totient is φ = 1325731771304.

The previous prime is 2651463542603. The next prime is 2651463542641. The reversal of 2651463542612 is 2162453641562.

It can be written as a sum of positive squares in only one way, i.e., 2210586134416 + 440877408196 = 1486804^2 + 663986^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331432942823 + ... + 331432942830.

It is an arithmetic number, because the mean of its divisors is an integer number (773343533263).

Almost surely, 2^{2651463542612} is an apocalyptic number.

It is an amenable number.

2651463542612 is a deficient number, since it is larger than the sum of its proper divisors (1988597656966).

2651463542612 is a wasteful number, since it uses less digits than its factorization.

2651463542612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662865885657 (or 662865885655 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 47.

The spelling of 2651463542612 in words is "two trillion, six hundred fifty-one billion, four hundred sixty-three million, five hundred forty-two thousand, six hundred twelve".