1490599383525 has 480 divisors, whose sum is σ = 3357091465728. Its totient is φ = 639597772800.

The previous prime is 1490599383521. The next prime is 1490599383571. The reversal of 1490599383525 is 5253839950941.

1490599383525 is a `hidden beast` number, since 1 + 4 + 9 + 0 + 599 + 3 + 8 + 35 + 2 + 5 = 666.

It is not a de Polignac number, because 1490599383525 - 2² = 1490599383521 is a prime.

It is a super-2 number, since 2×1490599383525² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1490599383521) by changing a digit.

It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 2214857589 + ... + 2214858261.

Almost surely, 2^{1490599383525} is an apocalyptic number.

1490599383525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1490599383525 is an abundant number, since it is smaller than the sum of its proper divisors (1866492082203).

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

1490599383525 is a wasteful number, since it uses less digits than its factorization.

1490599383525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883 (or 869 counting only the distinct ones).

The product of its (nonzero) digits is 52488000, while the sum is 63.

The spelling of 1490599383525 in words is "one trillion, four hundred ninety billion, five hundred ninety-nine million, three hundred eighty-three thousand, five hundred twenty-five".