157756061781125 has 16 divisors (see below), whose sum is σ = 205439546198016. Its totient is φ = 120717682056400.

The previous prime is 157756061781107. The next prime is 157756061781161. The reversal of 157756061781125 is 521187160657751.

It is not a de Polignac number, because 157756061781125 - 2¹⁶ = 157756061715589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27435833957 + ... + 27435839706.

It is an arithmetic number, because the mean of its divisors is an integer number (12839971637376).

Almost surely, 2^{157756061781125} is an apocalyptic number.

It is an amenable number.

157756061781125 is a deficient number, since it is larger than the sum of its proper divisors (47683484416891).

157756061781125 is an equidigital number, since it uses as much as digits as its factorization.

157756061781125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54871673701 (or 54871673691 counting only the distinct ones).

The product of its (nonzero) digits is 24696000, while the sum is 62.

The spelling of 157756061781125 in words is "one hundred fifty-seven trillion, seven hundred fifty-six billion, sixty-one million, seven hundred eighty-one thousand, one hundred twenty-five".