61334218329904 has 30 divisors (see below), whose sum is σ = 128679371523996. Its totient is φ = 28308100766400.

The previous prime is 61334218329869. The next prime is 61334218329973. The reversal of 61334218329904 is 40992381243316.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11341383822 + ... + 11341389229.

Almost surely, 2^{61334218329904} is an apocalyptic number.

It is an amenable number.

61334218329904 is an abundant number, since it is smaller than the sum of its proper divisors (67345153194092).

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

61334218329904 is a wasteful number, since it uses less digits than its factorization.

61334218329904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22682773085 (or 22682773066 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 55.

The spelling of 61334218329904 in words is "sixty-one trillion, three hundred thirty-four billion, two hundred eighteen million, three hundred twenty-nine thousand, nine hundred four".