1063191431490 has 128 divisors (see below), whose sum is σ = 2670686208000. Its totient is φ = 270572037120.

The previous prime is 1063191431353. The next prime is 1063191431501. The reversal of 1063191431490 is 941341913601.

1063191431490 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1063191431490² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20887491 + ... + 20938329.

It is an arithmetic number, because the mean of its divisors is an integer number (20864736000).

Almost surely, 2^{1063191431490} is an apocalyptic number.

1063191431490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1063191431490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1335343104000).

1063191431490 is an abundant number, since it is smaller than the sum of its proper divisors (1607494776510).

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

1063191431490 is a wasteful number, since it uses less digits than its factorization.

1063191431490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51192.

The product of its (nonzero) digits is 69984, while the sum is 42.

The spelling of 1063191431490 in words is "one trillion, sixty-three billion, one hundred ninety-one million, four hundred thirty-one thousand, four hundred ninety".