1361254216530 has 64 divisors (see below), whose sum is σ = 3639639951360. Its totient is φ = 323523545856.

The previous prime is 1361254216481. The next prime is 1361254216541. The reversal of 1361254216530 is 356124521631.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 60167922 + ... + 60190541.

It is an arithmetic number, because the mean of its divisors is an integer number (56869374240).

Almost surely, 2^{1361254216530} is an apocalyptic number.

1361254216530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1361254216530 is an abundant number, since it is smaller than the sum of its proper divisors (2278385734830).

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

1361254216530 is a wasteful number, since it uses less digits than its factorization.

1361254216530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120358515.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 1361254216530 in words is "one trillion, three hundred sixty-one billion, two hundred fifty-four million, two hundred sixteen thousand, five hundred thirty".