20151034402 has 8 divisors (see below), whose sum is σ = 31817422800. Its totient is φ = 9545226804.

The previous prime is 20151034361. The next prime is 20151034427. The reversal of 20151034402 is 20443015102.

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

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, 265145152 + ... + 265145227.

It is an arithmetic number, because the mean of its divisors is an integer number (3977177850).

Almost surely, 2^20151034402 is an apocalyptic number.

20151034402 is a deficient number, since it is larger than the sum of its proper divisors (11666388398).

20151034402 is a wasteful number, since it uses less digits than its factorization.

20151034402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530290400.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 20151034402 its reverse (20443015102), we get a palindrome (40594049504).

The spelling of 20151034402 in words is "twenty billion, one hundred fifty-one million, thirty-four thousand, four hundred two".