1450038007840 has 48 divisors (see below), whose sum is σ = 3426159581208. Its totient is φ = 579939895296.

The previous prime is 1450038007823. The next prime is 1450038007849. The reversal of 1450038007840 is 487008300541.

It can be written as a sum of positive squares in 4 ways, for example, as 1123489762704 + 326548245136 = 1059948^2 + 571444^2 .

It is a super-2 number, since 2×1450038007840² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 1450038007793 and 1450038007802.

It is not an unprimeable number, because it can be changed into a prime (1450038007849) 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, 656014 + ... + 1824946.

Almost surely, 2^{1450038007840} is an apocalyptic number.

1450038007840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1450038007840 is an abundant number, since it is smaller than the sum of its proper divisors (1976121573368).

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

1450038007840 is a wasteful number, since it uses less digits than its factorization.

1450038007840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176701 (or 1176693 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 40.

The spelling of 1450038007840 in words is "one trillion, four hundred fifty billion, thirty-eight million, seven thousand, eight hundred forty".