2428451283457 has 4 divisors (see below), whose sum is σ = 2450730653140. Its totient is φ = 2406171913776.

The previous prime is 2428451283443. The next prime is 2428451283463. The reversal of 2428451283457 is 7543821548242.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1074879591696 + 1353571691761 = 1036764^2 + 1163431^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2428451283457 is a prime.

It is a super-2 number, since 2×2428451283457² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2428451283398 and 2428451283407.

It is not an unprimeable number, because it can be changed into a prime (2428451283257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11139684678 + ... + 11139684895.

It is an arithmetic number, because the mean of its divisors is an integer number (612682663285).

Almost surely, 2^{2428451283457} is an apocalyptic number.

It is an amenable number.

2428451283457 is a deficient number, since it is larger than the sum of its proper divisors (22279369683).

2428451283457 is a wasteful number, since it uses less digits than its factorization.

2428451283457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22279369682.

The product of its digits is 17203200, while the sum is 55.

The spelling of 2428451283457 in words is "two trillion, four hundred twenty-eight billion, four hundred fifty-one million, two hundred eighty-three thousand, four hundred fifty-seven".