2626020446642 has 16 divisors (see below), whose sum is σ = 3978262723032. Its totient is φ = 1299934387200.

The previous prime is 2626020446639. The next prime is 2626020446653. The reversal of 2626020446642 is 2466440206262.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2519613354241 + 106407092401 = 1587329^2 + 326201^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2626020446593 and 2626020446602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3179858 + ... + 3919634.

Almost surely, 2^{2626020446642} is an apocalyptic number.

2626020446642 is a deficient number, since it is larger than the sum of its proper divisors (1352242276390).

2626020446642 is a wasteful number, since it uses less digits than its factorization.

2626020446642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757453.

The product of its (nonzero) digits is 1327104, while the sum is 44.

The spelling of 2626020446642 in words is "two trillion, six hundred twenty-six billion, twenty million, four hundred forty-six thousand, six hundred forty-two".