1610220601155 has 16 divisors (see below), whose sum is σ = 2600431029504. Its totient is φ = 850758298080.

The previous prime is 1610220601153. The next prime is 1610220601189. The reversal of 1610220601155 is 5511060220161.

It is not a de Polignac number, because 1610220601155 - 2¹ = 1610220601153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1610220601153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 501624751 + ... + 501627960.

It is an arithmetic number, because the mean of its divisors is an integer number (162526939344).

Almost surely, 2^{1610220601155} is an apocalyptic number.

1610220601155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1610220601155 is a deficient number, since it is larger than the sum of its proper divisors (990210428349).

1610220601155 is a wasteful number, since it uses less digits than its factorization.

1610220601155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003252826.

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 1610220601155 in words is "one trillion, six hundred ten billion, two hundred twenty million, six hundred one thousand, one hundred fifty-five".