1464353165640 has 64 divisors (see below), whose sum is σ = 4426594349760. Its totient is φ = 387513301760.

The previous prime is 1464353165633. The next prime is 1464353165647. The reversal of 1464353165640 is 465613534641.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1464353165633) and next prime (1464353165647).

It is a self number, because there is not a number n which added to its sum of digits gives 1464353165640.

It is not an unprimeable number, because it can be changed into a prime (1464353165647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46560399 + ... + 46591838.

It is an arithmetic number, because the mean of its divisors is an integer number (69165536715).

Almost surely, 2^{1464353165640} is an apocalyptic number.

1464353165640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1464353165640 is an abundant number, since it is smaller than the sum of its proper divisors (2962241184120).

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

1464353165640 is a wasteful number, since it uses less digits than its factorization.

1464353165640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93152382 (or 93152378 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 48.

The spelling of 1464353165640 in words is "one trillion, four hundred sixty-four billion, three hundred fifty-three million, one hundred sixty-five thousand, six hundred forty".