1561626103060 has 48 divisors (see below), whose sum is σ = 3290065926336. Its totient is φ = 622624927232.

The previous prime is 1561626103033. The next prime is 1561626103061. The reversal of 1561626103060 is 603016261651.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1561626103061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7589052 + ... + 7792108.

It is an arithmetic number, because the mean of its divisors is an integer number (68543040132).

Almost surely, 2^{1561626103060} is an apocalyptic number.

1561626103060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1561626103060 is an abundant number, since it is smaller than the sum of its proper divisors (1728439823276).

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

1561626103060 is a wasteful number, since it uses less digits than its factorization.

1561626103060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204312 (or 204310 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 1561626103060 in words is "one trillion, five hundred sixty-one billion, six hundred twenty-six million, one hundred three thousand, sixty".