1425807871488 has 3840 divisors, whose sum is σ = 6583078656000. Its totient is φ = 294298583040.

The previous prime is 1425807871451. The next prime is 1425807871511. The reversal of 1425807871488 is 8841787085241.

1425807871488 is a `hidden beast` number, since 1 + 4 + 2 + 5 + 80 + 7 + 8 + 71 + 488 = 666.

It is a super-2 number, since 2×1425807871488² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 49165788658 + ... + 49165788686.

It is an arithmetic number, because the mean of its divisors is an integer number (1714343400).

Almost surely, 2^{1425807871488} is an apocalyptic number.

1425807871488 is a gapful number since it is divisible by the number (18) 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 1425807871488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3291539328000).

1425807871488 is an abundant number, since it is smaller than the sum of its proper divisors (5157270784512).

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

1425807871488 is a wasteful number, since it uses less digits than its factorization.

1425807871488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 32112640, while the sum is 63.

The spelling of 1425807871488 in words is "one trillion, four hundred twenty-five billion, eight hundred seven million, eight hundred seventy-one thousand, four hundred eighty-eight".