45430151421 has 8 divisors (see below), whose sum is σ = 60583533760. Its totient is φ = 30281768352.

The previous prime is 45430151411. The next prime is 45430151423. The reversal of 45430151421 is 12415103454.

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

It is not a de Polignac number, because 45430151421 - 2⁶ = 45430151357 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45430151423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1228561 + ... + 1264998.

It is an arithmetic number, because the mean of its divisors is an integer number (7572941720).

Almost surely, 2^45430151421 is an apocalyptic number.

It is an amenable number.

45430151421 is a deficient number, since it is larger than the sum of its proper divisors (15153382339).

45430151421 is a wasteful number, since it uses less digits than its factorization.

45430151421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2499635.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 45430151421 its reverse (12415103454), we get a palindrome (57845254875).

The spelling of 45430151421 in words is "forty-five billion, four hundred thirty million, one hundred fifty-one thousand, four hundred twenty-one".