1351637005672 has 16 divisors (see below), whose sum is σ = 2562794885700. Its totient is φ = 668225036160.

The previous prime is 1351637005657. The next prime is 1351637005681. The reversal of 1351637005672 is 2765007361531.

It can be written as a sum of positive squares in 2 ways, for example, as 1296123048676 + 55513956996 = 1138474^2 + 235614^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 949182579 + ... + 949184002.

Almost surely, 2^{1351637005672} is an apocalyptic number.

It is an amenable number.

1351637005672 is a deficient number, since it is larger than the sum of its proper divisors (1211157880028).

1351637005672 is a wasteful number, since it uses less digits than its factorization.

1351637005672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1898366676 (or 1898366672 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 46.

The spelling of 1351637005672 in words is "one trillion, three hundred fifty-one billion, six hundred thirty-seven million, five thousand, six hundred seventy-two".