2155501656035 has 48 divisors (see below), whose sum is σ = 3344886381312. Its totient is φ = 1320349766400.

The previous prime is 2155501656017. The next prime is 2155501656079. The reversal of 2155501656035 is 5306561055512.

It is not a de Polignac number, because 2155501656035 - 2¹² = 2155501651939 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10816856 + ... + 11014325.

It is an arithmetic number, because the mean of its divisors is an integer number (69685132944).

Almost surely, 2^{2155501656035} is an apocalyptic number.

2155501656035 is a deficient number, since it is larger than the sum of its proper divisors (1189384725277).

2155501656035 is a wasteful number, since it uses less digits than its factorization.

2155501656035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21831244 (or 21831237 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 44.

The spelling of 2155501656035 in words is "two trillion, one hundred fifty-five billion, five hundred one million, six hundred fifty-six thousand, thirty-five".