1425124661506 has 32 divisors (see below), whose sum is σ = 2633965850880. Its totient is φ = 563149907136.

The previous prime is 1425124661453. The next prime is 1425124661533. The reversal of 1425124661506 is 6051664215241.

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, 4252521 + ... + 4575388.

It is an arithmetic number, because the mean of its divisors is an integer number (82311432840).

Almost surely, 2^{1425124661506} is an apocalyptic number.

1425124661506 is a deficient number, since it is larger than the sum of its proper divisors (1208841189374).

1425124661506 is a wasteful number, since it uses less digits than its factorization.

1425124661506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8828818.

The product of its (nonzero) digits is 345600, while the sum is 43.

Adding to 1425124661506 its reverse (6051664215241), we get a palindrome (7476788876747).

The spelling of 1425124661506 in words is "one trillion, four hundred twenty-five billion, one hundred twenty-four million, six hundred sixty-one thousand, five hundred six".