53958194644 has 12 divisors (see below), whose sum is σ = 97472867968. Its totient is φ = 26108803800.

The previous prime is 53958194627. The next prime is 53958194659. The reversal of 53958194644 is 44649185935.

It is a super-2 number, since 2×53958194644² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217573242 + ... + 217573489.

Almost surely, 2^53958194644 is an apocalyptic number.

It is an amenable number.

53958194644 is a deficient number, since it is larger than the sum of its proper divisors (43514673324).

53958194644 is a wasteful number, since it uses less digits than its factorization.

53958194644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435146766 (or 435146764 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 58.

The spelling of 53958194644 in words is "fifty-three billion, nine hundred fifty-eight million, one hundred ninety-four thousand, six hundred forty-four".