1457702064 has 360 divisors, whose sum is σ = 5191929600. Its totient is φ = 373621248.

The previous prime is 1457702053. The next prime is 1457702101. The reversal of 1457702064 is 4602077541.

1457702064 is a `hidden beast` number, since 1 + 4 + 577 + 0 + 20 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7325037 + ... + 7325235.

Almost surely, 2^1457702064 is an apocalyptic number.

1457702064 is a gapful number since it is divisible by the number (14) 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 1457702064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2595964800).

1457702064 is an abundant number, since it is smaller than the sum of its proper divisors (3734227536).

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

1457702064 is a wasteful number, since it uses less digits than its factorization.

1457702064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 1457702064 is about 38179.8646409334. The cubic root of 1457702064 is about 1133.8517018170.

The spelling of 1457702064 in words is "one billion, four hundred fifty-seven million, seven hundred two thousand, sixty-four".