55100065601650 has 12 divisors (see below), whose sum is σ = 102486122019162. Its totient is φ = 22040026240640.

The previous prime is 55100065601639. The next prime is 55100065601783. The reversal of 55100065601650 is 5610656000155.

It can be written as a sum of positive squares in 3 ways, for example, as 25378411214601 + 29721654387049 = 5037699^2 + 5451757^2 .

It is a super-2 number, since 2×55100065601650² (a number of 28 digits) contains 22 as substring.

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, 551000655967 + ... + 551000656066.

Almost surely, 2^{55100065601650} is an apocalyptic number.

55100065601650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55100065601650 is a deficient number, since it is larger than the sum of its proper divisors (47386056417512).

55100065601650 is a wasteful number, since it uses less digits than its factorization.

55100065601650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102001312045 (or 1102001312040 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 55100065601650 in words is "fifty-five trillion, one hundred billion, sixty-five million, six hundred one thousand, six hundred fifty".