1361202240390 has 64 divisors (see below), whose sum is σ = 3373351004160. Its totient is φ = 351165265920.

The previous prime is 1361202240389. The next prime is 1361202240443. The reversal of 1361202240390 is 930422021631.

It is a congruent number.

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, 2684121 + ... + 3150699.

It is an arithmetic number, because the mean of its divisors is an integer number (52708609440).

Almost surely, 2^{1361202240390} is an apocalyptic number.

1361202240390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1361202240390 is an abundant number, since it is smaller than the sum of its proper divisors (2012148763770).

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

1361202240390 is a wasteful number, since it uses less digits than its factorization.

1361202240390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469757.

The product of its (nonzero) digits is 15552, while the sum is 33.

The spelling of 1361202240390 in words is "one trillion, three hundred sixty-one billion, two hundred two million, two hundred forty thousand, three hundred ninety".