15421349002 has 8 divisors (see below), whose sum is σ = 23132967012. Its totient is φ = 7710360000.

The previous prime is 15421348991. The next prime is 15421349011. The reversal of 15421349002 is 20094312451.

It can be written as a sum of positive squares in 2 ways, for example, as 15250027081 + 171321921 = 123491^2 + 13089^2 .

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, 90249 + ... + 197452.

Almost surely, 2^15421349002 is an apocalyptic number.

15421349002 is a deficient number, since it is larger than the sum of its proper divisors (7711618010).

15421349002 is a wasteful number, since it uses less digits than its factorization.

15421349002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314504.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 15421349002 in words is "fifteen billion, four hundred twenty-one million, three hundred forty-nine thousand, two".