55720596345994 has 8 divisors (see below), whose sum is σ = 83599414562340. Its totient is φ = 27854124825216.

The previous prime is 55720596345907. The next prime is 55720596346031. The reversal of 55720596345994 is 49954369502755.

It can be written as a sum of positive squares in 2 ways, for example, as 55412168284225 + 308428061769 = 7443935^2 + 555363^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3086662609 + ... + 3086680660.

Almost surely, 2^{55720596345994} is an apocalyptic number.

55720596345994 is a deficient number, since it is larger than the sum of its proper divisors (27878818216346).

55720596345994 is a wasteful number, since it uses less digits than its factorization.

55720596345994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6173347784.

The product of its (nonzero) digits is 1837080000, while the sum is 73.

The spelling of 55720596345994 in words is "fifty-five trillion, seven hundred twenty billion, five hundred ninety-six million, three hundred forty-five thousand, nine hundred ninety-four".