1356442136490 has 64 divisors (see below), whose sum is σ = 3771493168896. Its totient is φ = 305796736512.

The previous prime is 1356442136473. The next prime is 1356442136561. The reversal of 1356442136490 is 946312446531.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44226097 + ... + 44256756.

It is an arithmetic number, because the mean of its divisors is an integer number (58929580764).

Almost surely, 2^{1356442136490} is an apocalyptic number.

1356442136490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1356442136490 is an abundant number, since it is smaller than the sum of its proper divisors (2415051032406).

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

1356442136490 is a wasteful number, since it uses less digits than its factorization.

1356442136490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88482943.

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 1356442136490 in words is "one trillion, three hundred fifty-six billion, four hundred forty-two million, one hundred thirty-six thousand, four hundred ninety".