1361202240426 has 32 divisors (see below), whose sum is σ = 3164053639680. Its totient is φ = 382323146736.

The previous prime is 1361202240389. The next prime is 1361202240443. The reversal of 1361202240426 is 6240422021631.

It is a super-2 number, since 2×1361202240426² (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 15 ways as a sum of consecutive naturals, for example, 274654956 + ... + 274659911.

It is an arithmetic number, because the mean of its divisors is an integer number (98876676240).

Almost surely, 2^{1361202240426} is an apocalyptic number.

1361202240426 is an abundant number, since it is smaller than the sum of its proper divisors (1802851399254).

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

1361202240426 is a wasteful number, since it uses less digits than its factorization.

1361202240426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549314938.

The product of its (nonzero) digits is 27648, while the sum is 33.

The spelling of 1361202240426 in words is "one trillion, three hundred sixty-one billion, two hundred two million, two hundred forty thousand, four hundred twenty-six".