20150002132634 has 48 divisors (see below), whose sum is σ = 34302069285120. Its totient is φ = 8803603441920.

The previous prime is 20150002132577. The next prime is 20150002132693. The reversal of 20150002132634 is 43623120005102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 20150002132597 and 20150002132606.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1684082 + ... + 6567810.

It is an arithmetic number, because the mean of its divisors is an integer number (714626443440).

Almost surely, 2^{20150002132634} is an apocalyptic number.

20150002132634 is a deficient number, since it is larger than the sum of its proper divisors (14152067152486).

20150002132634 is a wasteful number, since it uses less digits than its factorization.

20150002132634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4884023 (or 4883994 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 20150002132634 its reverse (43623120005102), we get a palindrome (63773122137736).

The spelling of 20150002132634 in words is "twenty trillion, one hundred fifty billion, two million, one hundred thirty-two thousand, six hundred thirty-four".