155320150 has 48 divisors (see below), whose sum is σ = 304051968. Its totient is φ = 58916000.

The previous prime is 155320147. The next prime is 155320153. The reversal of 155320150 is 51023551.

It is an interprime number because it is at equal distance from previous prime (155320147) and next prime (155320153).

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155320153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 150135 + ... + 151165.

It is an arithmetic number, because the mean of its divisors is an integer number (6334416).

Almost surely, 2^155320150 is an apocalyptic number.

155320150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155320150 is a deficient number, since it is larger than the sum of its proper divisors (148731818).

155320150 is a wasteful number, since it uses less digits than its factorization.

155320150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197 (or 1192 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 155320150 is about 12462.7504989870. The cubic root of 155320150 is about 537.5381188037.

The spelling of 155320150 in words is "one hundred fifty-five million, three hundred twenty thousand, one hundred fifty".