1598404990607 has 8 divisors (see below), whose sum is σ = 1682558242560. Its totient is φ = 1514254406040.

The previous prime is 1598404990591. The next prime is 1598404990667. The reversal of 1598404990607 is 7060994048951.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1598404990607 - 2⁴ = 1598404990591 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1598404990607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1598404990667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627632 + ... + 1894922.

It is an arithmetic number, because the mean of its divisors is an integer number (210319780320).

Almost surely, 2^{1598404990607} is an apocalyptic number.

1598404990607 is a deficient number, since it is larger than the sum of its proper divisors (84153251953).

1598404990607 is a wasteful number, since it uses less digits than its factorization.

1598404990607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333693.

The product of its (nonzero) digits is 19595520, while the sum is 62.

The spelling of 1598404990607 in words is "one trillion, five hundred ninety-eight billion, four hundred four million, nine hundred ninety thousand, six hundred seven".