2758171772055 has 32 divisors (see below), whose sum is σ = 5044102272000. Its totient is φ = 1260731480832.

The previous prime is 2758171772053. The next prime is 2758171772093. The reversal of 2758171772055 is 5502771718572.

It is not a de Polignac number, because 2758171772055 - 2¹ = 2758171772053 is a prime.

It is a super-2 number, since 2×2758171772055² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2758171771986 and 2758171772004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2758171772053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 624510 + ... + 2430299.

It is an arithmetic number, because the mean of its divisors is an integer number (157628196000).

Almost surely, 2^{2758171772055} is an apocalyptic number.

2758171772055 is a deficient number, since it is larger than the sum of its proper divisors (2285930499945).

2758171772055 is a wasteful number, since it uses less digits than its factorization.

2758171772055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3063423.

The product of its (nonzero) digits is 9604000, while the sum is 57.

The spelling of 2758171772055 in words is "two trillion, seven hundred fifty-eight billion, one hundred seventy-one million, seven hundred seventy-two thousand, fifty-five".