155263135162 has 16 divisors (see below), whose sum is σ = 243314476992. Its totient is φ = 74166473920.

The previous prime is 155263135147. The next prime is 155263135169. The reversal of 155263135162 is 261531362551.

It is a happy number.

It is a super-2 number, since 2×155263135162² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (155263135169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2002639 + ... + 2078722.

It is an arithmetic number, because the mean of its divisors is an integer number (15207154812).

Almost surely, 2^155263135162 is an apocalyptic number.

155263135162 is a deficient number, since it is larger than the sum of its proper divisors (88051341830).

155263135162 is a wasteful number, since it uses less digits than its factorization.

155263135162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4082213.

The product of its digits is 162000, while the sum is 40.

The spelling of 155263135162 in words is "one hundred fifty-five billion, two hundred sixty-three million, one hundred thirty-five thousand, one hundred sixty-two".