157006346653 has 6 divisors (see below), whose sum is σ = 170012789754. Its totient is φ = 144928935216.

The previous prime is 157006346603. The next prime is 157006346663. The reversal of 157006346653 is 356643600751.

It can be written as a sum of positive squares in 3 ways, for example, as 1960984089 + 155045362564 = 44283^2 + 393758^2 .

It is not a de Polignac number, because 157006346653 - 2⁹ = 157006346141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157006346603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 464515650 + ... + 464515987.

It is an arithmetic number, because the mean of its divisors is an integer number (28335464959).

Almost surely, 2^157006346653 is an apocalyptic number.

157006346653 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

157006346653 is a deficient number, since it is larger than the sum of its proper divisors (13006443101).

157006346653 is an equidigital number, since it uses as much as digits as its factorization.

157006346653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929031663 (or 929031650 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 46.

The spelling of 157006346653 in words is "one hundred fifty-seven billion, six million, three hundred forty-six thousand, six hundred fifty-three".