55261790196546 has 16 divisors (see below), whose sum is σ = 110626970097600. Its totient is φ = 18403365114768.

The previous prime is 55261790196517. The next prime is 55261790196553. The reversal of 55261790196546 is 64569109716255.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4307897406 + ... + 4307910233.

It is an arithmetic number, because the mean of its divisors is an integer number (6914185631100).

Almost surely, 2^{55261790196546} is an apocalyptic number.

55261790196546 is an abundant number, since it is smaller than the sum of its proper divisors (55365179901054).

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

55261790196546 is a wasteful number, since it uses less digits than its factorization.

55261790196546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8615808713.

The product of its (nonzero) digits is 122472000, while the sum is 66.

The spelling of 55261790196546 in words is "fifty-five trillion, two hundred sixty-one billion, seven hundred ninety million, one hundred ninety-six thousand, five hundred forty-six".