1425758464 has 72 divisors (see below), whose sum is σ = 3082286592. Its totient is φ = 654305280.

The previous prime is 1425758443. The next prime is 1425758471. The reversal of 1425758464 is 4648575241.

It is a super-3 number, since 3×1425758464³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634527 + ... + 636769.

It is an arithmetic number, because the mean of its divisors is an integer number (42809536).

Almost surely, 2^1425758464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425758464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1541143296).

1425758464 is an abundant number, since it is smaller than the sum of its proper divisors (1656528128).

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

1425758464 is a wasteful number, since it uses less digits than its factorization.

1425758464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2463 (or 2449 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 46.

The square root of 1425758464 is about 37759.2169410331. The cubic root of 1425758464 is about 1125.5081724606.

The spelling of 1425758464 in words is "one billion, four hundred twenty-five million, seven hundred fifty-eight thousand, four hundred sixty-four".