424420451455115 has 16 divisors (see below), whose sum is σ = 514505100188448. Its totient is φ = 336086614169856.

The previous prime is 424420451455109. The next prime is 424420451455213. The reversal of 424420451455115 is 511554154024424.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424420451455115 is a prime.

It is a super-2 number, since 2×424420451455115² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 424420451455115.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1080551402 + ... + 1080944111.

It is an arithmetic number, because the mean of its divisors is an integer number (32156568761778).

Almost surely, 2^{424420451455115} is an apocalyptic number.

424420451455115 is a deficient number, since it is larger than the sum of its proper divisors (90084648733333).

424420451455115 is a wasteful number, since it uses less digits than its factorization.

424420451455115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161495918.

The product of its (nonzero) digits is 2560000, while the sum is 47.

The spelling of 424420451455115 in words is "four hundred twenty-four trillion, four hundred twenty billion, four hundred fifty-one million, four hundred fifty-five thousand, one hundred fifteen".