1361771402530 has 128 divisors (see below), whose sum is σ = 3169681735680. Its totient is φ = 408739511040.

The previous prime is 1361771402507. The next prime is 1361771402543. The reversal of 1361771402530 is 352041771631.

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, 8472777 + ... + 8632003.

It is an arithmetic number, because the mean of its divisors is an integer number (24763138560).

Almost surely, 2^{1361771402530} is an apocalyptic number.

1361771402530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1361771402530 is an abundant number, since it is smaller than the sum of its proper divisors (1807910333150).

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

1361771402530 is a wasteful number, since it uses less digits than its factorization.

1361771402530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159664.

The product of its (nonzero) digits is 105840, while the sum is 40.

The spelling of 1361771402530 in words is "one trillion, three hundred sixty-one billion, seven hundred seventy-one million, four hundred two thousand, five hundred thirty".