1955612832 has 24 divisors (see below), whose sum is σ = 5133483936. Its totient is φ = 651870912.

The previous prime is 1955612807. The next prime is 1955612839. The reversal of 1955612832 is 2382165591.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (1955612839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10185388 + ... + 10185579.

It is an arithmetic number, because the mean of its divisors is an integer number (213895164).

Almost surely, 2^1955612832 is an apocalyptic number.

1955612832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1955612832 is an abundant number, since it is smaller than the sum of its proper divisors (3177871104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1955612832 is a wasteful number, since it uses less digits than its factorization.

1955612832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20370980 (or 20370972 counting only the distinct ones).

The product of its digits is 129600, while the sum is 42.

The square root of 1955612832 is about 44222.3114728301. The cubic root of 1955612832 is about 1250.5305123068.

The spelling of 1955612832 in words is "one billion, nine hundred fifty-five million, six hundred twelve thousand, eight hundred thirty-two".