157726373541 has 16 divisors (see below), whose sum is σ = 242915485248. Its totient is φ = 89968697600.

The previous prime is 157726373527. The next prime is 157726373569. The reversal of 157726373541 is 145373627751.

It is a cyclic number.

It is not a de Polignac number, because 157726373541 - 2⁶ = 157726373477 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157726373141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140575530 + ... + 140576651.

It is an arithmetic number, because the mean of its divisors is an integer number (15182217828).

Almost surely, 2^157726373541 is an apocalyptic number.

157726373541 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

157726373541 is a deficient number, since it is larger than the sum of its proper divisors (85189111707).

157726373541 is a wasteful number, since it uses less digits than its factorization.

157726373541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281152212.

The product of its digits is 3704400, while the sum is 51.

The spelling of 157726373541 in words is "one hundred fifty-seven billion, seven hundred twenty-six million, three hundred seventy-three thousand, five hundred forty-one".