1465074552540 has 24 divisors (see below), whose sum is σ = 4102208747280. Its totient is φ = 390686547328.

The previous prime is 1465074552463. The next prime is 1465074552541. The reversal of 1465074552540 is 452554705641.

It is a self number, because there is not a number n which added to its sum of digits gives 1465074552540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1465074552541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12208954545 + ... + 12208954664.

It is an arithmetic number, because the mean of its divisors is an integer number (170925364470).

Almost surely, 2^{1465074552540} is an apocalyptic number.

1465074552540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1465074552540 is an abundant number, since it is smaller than the sum of its proper divisors (2637134194740).

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

1465074552540 is a wasteful number, since it uses less digits than its factorization.

1465074552540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24417909221 (or 24417909219 counting only the distinct ones).

The product of its (nonzero) digits is 3360000, while the sum is 48.

The spelling of 1465074552540 in words is "one trillion, four hundred sixty-five billion, seventy-four million, five hundred fifty-two thousand, five hundred forty".