20155154414 has 8 divisors (see below), whose sum is σ = 30264659208. Its totient is φ = 10066934680.

The previous prime is 20155154363. The next prime is 20155154443. The reversal of 20155154414 is 41445155102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5318897 + ... + 5322684.

It is an arithmetic number, because the mean of its divisors is an integer number (3783082401).

Almost surely, 2^20155154414 is an apocalyptic number.

20155154414 is a deficient number, since it is larger than the sum of its proper divisors (10109504794).

20155154414 is a wasteful number, since it uses less digits than its factorization.

20155154414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10642530.

The product of its (nonzero) digits is 16000, while the sum is 32.

The spelling of 20155154414 in words is "twenty billion, one hundred fifty-five million, one hundred fifty-four thousand, four hundred fourteen".