1953944108058 has 64 divisors (see below), whose sum is σ = 4141712678400. Its totient is φ = 612818395200.

The previous prime is 1953944108057. The next prime is 1953944108063. The reversal of 1953944108058 is 8508014493591.

It is a happy number.

It is a super-3 number, since 3×1953944108058³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a junction number, because it is equal to n+sod(n) for n = 1953944107989 and 1953944108007.

It is not an unprimeable number, because it can be changed into a prime (1953944108057) 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, 26926248 + ... + 26998716.

It is an arithmetic number, because the mean of its divisors is an integer number (64714260600).

Almost surely, 2^{1953944108058} is an apocalyptic number.

1953944108058 is an abundant number, since it is smaller than the sum of its proper divisors (2187768570342).

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

1953944108058 is a wasteful number, since it uses less digits than its factorization.

1953944108058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74107.

The product of its (nonzero) digits is 6220800, while the sum is 57.

The spelling of 1953944108058 in words is "one trillion, nine hundred fifty-three billion, nine hundred forty-four million, one hundred eight thousand, fifty-eight".