1456318620690 has 32 divisors (see below), whose sum is σ = 3495641852736. Its totient is φ = 388298614080.

The previous prime is 1456318620629. The next prime is 1456318620733. The reversal of 1456318620690 is 960268136541.

It is a super-2 number, since 2×1456318620690² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3089976 + ... + 3529955.

It is an arithmetic number, because the mean of its divisors is an integer number (109238807898).

Almost surely, 2^{1456318620690} is an apocalyptic number.

1456318620690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1456318620690 is an abundant number, since it is smaller than the sum of its proper divisors (2039323232046).

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

1456318620690 is a wasteful number, since it uses less digits than its factorization.

1456318620690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6627274.

The product of its (nonzero) digits is 1866240, while the sum is 51.

The spelling of 1456318620690 in words is "one trillion, four hundred fifty-six billion, three hundred eighteen million, six hundred twenty thousand, six hundred ninety".