155272570135 has 16 divisors (see below), whose sum is σ = 196429934592. Its totient is φ = 117653335200.

The previous prime is 155272570121. The next prime is 155272570181. The reversal of 155272570135 is 531075272551.

It is not a de Polignac number, because 155272570135 - 2¹⁹ = 155272045847 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 155272570091 and 155272570100.

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, 10649721 + ... + 10664290.

It is an arithmetic number, because the mean of its divisors is an integer number (12276870912).

Almost surely, 2^155272570135 is an apocalyptic number.

155272570135 is a deficient number, since it is larger than the sum of its proper divisors (41157364457).

155272570135 is a wasteful number, since it uses less digits than its factorization.

155272570135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21314094.

The product of its (nonzero) digits is 367500, while the sum is 43.

The spelling of 155272570135 in words is "one hundred fifty-five billion, two hundred seventy-two million, five hundred seventy thousand, one hundred thirty-five".