61626216000 has 112 divisors (see below), whose sum is σ = 203489844480. Its totient is φ = 16433651200.

The previous prime is 61626215953. The next prime is 61626216011. The reversal of 61626216000 is 61262616.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1259880 + ... + 1307879.

Almost surely, 2^61626216000 is an apocalyptic number.

61626216000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

61626216000 is an abundant number, since it is smaller than the sum of its proper divisors (141863628480).

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

61626216000 is a wasteful number, since it uses less digits than its factorization.

61626216000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2567789 (or 2567769 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

Adding to 61626216000 its reverse (61262616), we get a palindrome (61687478616).

The spelling of 61626216000 in words is "sixty-one billion, six hundred twenty-six million, two hundred sixteen thousand".