5157156065752 has 8 divisors (see below), whose sum is σ = 9669667623300. Its totient is φ = 2578578032872.

The previous prime is 5157156065749. The next prime is 5157156065771. The reversal of 5157156065752 is 2575606517515.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5157156065693 and 5157156065702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 322322254102 + ... + 322322254117.

Almost surely, 2^{5157156065752} is an apocalyptic number.

It is an amenable number.

5157156065752 is a deficient number, since it is larger than the sum of its proper divisors (4512511557548).

5157156065752 is a wasteful number, since it uses less digits than its factorization.

5157156065752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644644508225 (or 644644508221 counting only the distinct ones).

The product of its (nonzero) digits is 11025000, while the sum is 55.

The spelling of 5157156065752 in words is "five trillion, one hundred fifty-seven billion, one hundred fifty-six million, sixty-five thousand, seven hundred fifty-two".