155716745426 has 16 divisors (see below), whose sum is σ = 256754333088. Its totient is φ = 70240029600.

The previous prime is 155716745411. The next prime is 155716745447. The reversal of 155716745426 is 624547617551.

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, 27012515 + ... + 27018278.

It is an arithmetic number, because the mean of its divisors is an integer number (16047145818).

Almost surely, 2^155716745426 is an apocalyptic number.

155716745426 is a deficient number, since it is larger than the sum of its proper divisors (101037587662).

155716745426 is a wasteful number, since it uses less digits than its factorization.

155716745426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54030937.

The product of its digits is 7056000, while the sum is 53.

The spelling of 155716745426 in words is "one hundred fifty-five billion, seven hundred sixteen million, seven hundred forty-five thousand, four hundred twenty-six".