157505559245 has 8 divisors (see below), whose sum is σ = 189048877560. Its totient is φ = 125976309760.

The previous prime is 157505559157. The next prime is 157505559251. The reversal of 157505559245 is 542955505751.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 53472862564 + 104032696681 = 231242^2 + 322541^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 157505559245 - 2²⁸ = 157237123789 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3492560 + ... + 3537369.

It is an arithmetic number, because the mean of its divisors is an integer number (23631109695).

Almost surely, 2^157505559245 is an apocalyptic number.

It is an amenable number.

157505559245 is a deficient number, since it is larger than the sum of its proper divisors (31543318315).

157505559245 is an equidigital number, since it uses as much as digits as its factorization.

157505559245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7034415.

The product of its (nonzero) digits is 7875000, while the sum is 53.

The spelling of 157505559245 in words is "one hundred fifty-seven billion, five hundred five million, five hundred fifty-nine thousand, two hundred forty-five".