1398240627633 has 24 divisors (see below), whose sum is σ = 2050922630016. Its totient is φ = 917756056800.

The previous prime is 1398240627593. The next prime is 1398240627659. The reversal of 1398240627633 is 3367260428931.

1398240627633 is a `hidden beast` number, since 1 + 3 + 9 + 8 + 2 + 4 + 0 + 627 + 6 + 3 + 3 = 666.

It is not a de Polignac number, because 1398240627633 - 2¹² = 1398240623537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1398240627633.

It is not an unprimeable number, because it can be changed into a prime (1398240677633) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 508543 + ... + 1747883.

It is an arithmetic number, because the mean of its divisors is an integer number (85455109584).

Almost surely, 2^{1398240627633} is an apocalyptic number.

It is an amenable number.

1398240627633 is a deficient number, since it is larger than the sum of its proper divisors (652682002383).

1398240627633 is a wasteful number, since it uses less digits than its factorization.

1398240627633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241285 (or 1241282 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 54.

The spelling of 1398240627633 in words is "one trillion, three hundred ninety-eight billion, two hundred forty million, six hundred twenty-seven thousand, six hundred thirty-three".