54421621060315 has 16 divisors (see below), whose sum is σ = 68159986626816. Its totient is φ = 41635416636000.

The previous prime is 54421621060291. The next prime is 54421621060319. The reversal of 54421621060315 is 51306012612445.

It is not a de Polignac number, because 54421621060315 - 2⁵ = 54421621060283 is a prime.

It is a super-2 number, since 2×54421621060315² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54421621060319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50339301 + ... + 51409030.

It is an arithmetic number, because the mean of its divisors is an integer number (4259999164176).

Almost surely, 2^{54421621060315} is an apocalyptic number.

54421621060315 is a deficient number, since it is larger than the sum of its proper divisors (13738365566501).

54421621060315 is a wasteful number, since it uses less digits than its factorization.

54421621060315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101753010.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 54421621060315 in words is "fifty-four trillion, four hundred twenty-one billion, six hundred twenty-one million, sixty thousand, three hundred fifteen".