1955538275 has 12 divisors (see below), whose sum is σ = 2429191992. Its totient is φ = 1561640640.

The previous prime is 1955538227. The next prime is 1955538281. The reversal of 1955538275 is 5728355591.

It is not a de Polignac number, because 1955538275 - 2¹² = 1955534179 is a prime.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55394 + ... + 83543.

It is an arithmetic number, because the mean of its divisors is an integer number (202432666).

Almost surely, 2^1955538275 is an apocalyptic number.

1955538275 is a deficient number, since it is larger than the sum of its proper divisors (473653717).

1955538275 is a wasteful number, since it uses less digits than its factorization.

1955538275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139510 (or 139505 counting only the distinct ones).

The product of its digits is 1890000, while the sum is 50.

The square root of 1955538275 is about 44221.4684853409. The cubic root of 1955538275 is about 1250.5146201038.

The spelling of 1955538275 in words is "one billion, nine hundred fifty-five million, five hundred thirty-eight thousand, two hundred seventy-five".