61426550630200 has 96 divisors (see below), whose sum is σ = 165285185356800. Its totient is φ = 20793942599040.

The previous prime is 61426550630173. The next prime is 61426550630261. The reversal of 61426550630200 is 203605562416.

It is a happy number.

It is a super-2 number, since 2×61426550630200² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 277586284 + ... + 277807483.

It is an arithmetic number, because the mean of its divisors is an integer number (1721720680800).

Almost surely, 2^{61426550630200} is an apocalyptic number.

It is an amenable number.

61426550630200 is an abundant number, since it is smaller than the sum of its proper divisors (103858634726600).

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

61426550630200 is a wasteful number, since it uses less digits than its factorization.

61426550630200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555393869 (or 555393860 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 61426550630200 in words is "sixty-one trillion, four hundred twenty-six billion, five hundred fifty million, six hundred thirty thousand, two hundred".