1490632026498 has 128 divisors (see below), whose sum is σ = 3487241721600. Its totient is φ = 471337574400.

The previous prime is 1490632026497. The next prime is 1490632026529. The reversal of 1490632026498 is 8946202360941.

1490632026498 is a `hidden beast` number, since 1 + 4 + 90 + 63 + 2 + 0 + 2 + 6 + 498 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (1490632026497) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23494338 + ... + 23557698.

It is an arithmetic number, because the mean of its divisors is an integer number (27244075950).

Almost surely, 2^{1490632026498} is an apocalyptic number.

1490632026498 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1490632026498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1743620860800).

1490632026498 is an abundant number, since it is smaller than the sum of its proper divisors (1996609695102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1490632026498 is a wasteful number, since it uses less digits than its factorization.

1490632026498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63665 (or 63659 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 1490632026498 in words is "one trillion, four hundred ninety billion, six hundred thirty-two million, twenty-six thousand, four hundred ninety-eight".