15145402014 has 24 divisors (see below), whose sum is σ = 33133634352. Its totient is φ = 4999452480.

The previous prime is 15145402007. The next prime is 15145402021. The reversal of 15145402014 is 41020454151.

15145402014 is a `hidden beast` number, since 1 + 5 + 1 + 454 + 0 + 201 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (15145402007) and next prime (15145402021).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4082667 + ... + 4086374.

It is an arithmetic number, because the mean of its divisors is an integer number (1380568098).

Almost surely, 2^15145402014 is an apocalyptic number.

15145402014 is an abundant number, since it is smaller than the sum of its proper divisors (17988232338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15145402014 is a wasteful number, since it uses less digits than its factorization.

15145402014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8169152 (or 8169149 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 15145402014 its reverse (41020454151), we get a palindrome (56165856165).

The spelling of 15145402014 in words is "fifteen billion, one hundred forty-five million, four hundred two thousand, fourteen".