1036439647990 has 8 divisors (see below), whose sum is σ = 1865591366400. Its totient is φ = 414575859192.

The previous prime is 1036439647973. The next prime is 1036439648017. The reversal of 1036439647990 is 997469346301.

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

It is a super-2 number, since 2×1036439647990² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51821982390 + ... + 51821982409.

It is an arithmetic number, because the mean of its divisors is an integer number (233198920800).

Almost surely, 2^{1036439647990} is an apocalyptic number.

1036439647990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1036439647990 is a deficient number, since it is larger than the sum of its proper divisors (829151718410).

1036439647990 is a wasteful number, since it uses less digits than its factorization.

1036439647990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103643964806.

The product of its (nonzero) digits is 26453952, while the sum is 61.

The spelling of 1036439647990 in words is "one trillion, thirty-six billion, four hundred thirty-nine million, six hundred forty-seven thousand, nine hundred ninety".