155452414 has 32 divisors (see below), whose sum is σ = 272885760. Its totient is φ = 65772000.

The previous prime is 155452399. The next prime is 155452463. The reversal of 155452414 is 414254551.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10239 + ... + 20389.

It is an arithmetic number, because the mean of its divisors is an integer number (8527680).

Almost surely, 2^155452414 is an apocalyptic number.

155452414 is a deficient number, since it is larger than the sum of its proper divisors (117433346).

155452414 is a wasteful number, since it uses less digits than its factorization.

155452414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10216.

The product of its digits is 16000, while the sum is 31.

The square root of 155452414 is about 12468.0557425767. The cubic root of 155452414 is about 537.6906570079.

The spelling of 155452414 in words is "one hundred fifty-five million, four hundred fifty-two thousand, four hundred fourteen".