1425164603456 has 112 divisors (see below), whose sum is σ = 3267269047872. Its totient is φ = 609578188800.

The previous prime is 1425164603449. The next prime is 1425164603477. The reversal of 1425164603456 is 6543064615241.

It is a super-3 number, since 3×1425164603456³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1425164603456.

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, 93833495 + ... + 93848681.

Almost surely, 2^{1425164603456} is an apocalyptic number.

1425164603456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425164603456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1633634523936).

1425164603456 is an abundant number, since it is smaller than the sum of its proper divisors (1842104444416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1425164603456 is a wasteful number, since it uses less digits than its factorization.

1425164603456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23068 (or 23058 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 1425164603456 in words is "one trillion, four hundred twenty-five billion, one hundred sixty-four million, six hundred three thousand, four hundred fifty-six".