15420362002 has 16 divisors (see below), whose sum is σ = 23429018592. Its totient is φ = 7610846400.

The previous prime is 15420361991. The next prime is 15420362003. The reversal of 15420362002 is 20026302451.

It is not an unprimeable number, because it can be changed into a prime (15420362003) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 160693 + ... + 238039.

It is an arithmetic number, because the mean of its divisors is an integer number (1464313662).

Almost surely, 2^15420362002 is an apocalyptic number.

15420362002 is a deficient number, since it is larger than the sum of its proper divisors (8008656590).

15420362002 is a wasteful number, since it uses less digits than its factorization.

15420362002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78633.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 15420362002 its reverse (20026302451), we get a palindrome (35446664453).

The spelling of 15420362002 in words is "fifteen billion, four hundred twenty million, three hundred sixty-two thousand, two".