1406504563252 has 12 divisors (see below), whose sum is σ = 2462456435236. Its totient is φ = 702945581760.

The previous prime is 1406504563159. The next prime is 1406504563279. The reversal of 1406504563252 is 2523654056041.

It can be written as a sum of positive squares in 2 ways, for example, as 226143998116 + 1180360565136 = 475546^2 + 1086444^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1406504563199 and 1406504563208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76664649 + ... + 76682992.

Almost surely, 2^{1406504563252} is an apocalyptic number.

It is an amenable number.

1406504563252 is a deficient number, since it is larger than the sum of its proper divisors (1055951871984).

1406504563252 is a wasteful number, since it uses less digits than its factorization.

1406504563252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153349938 (or 153349936 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 1406504563252 in words is "one trillion, four hundred six billion, five hundred four million, five hundred sixty-three thousand, two hundred fifty-two".