15412421451 has 8 divisors (see below), whose sum is σ = 23485594624. Its totient is φ = 8807097960.

The previous prime is 15412421449. The next prime is 15412421477.

15412421451 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 15412421451 - 2¹ = 15412421449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15412421251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366962395 + ... + 366962436.

It is an arithmetic number, because the mean of its divisors is an integer number (2935699328).

Almost surely, 2^15412421451 is an apocalyptic number.

15412421451 is a deficient number, since it is larger than the sum of its proper divisors (8073173173).

15412421451 is an equidigital number, since it uses as much as digits as its factorization.

15412421451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733924841.

The product of its digits is 6400, while the sum is 30.

The spelling of 15412421451 in words is "fifteen billion, four hundred twelve million, four hundred twenty-one thousand, four hundred fifty-one".