1466096661940 has 24 divisors (see below), whose sum is σ = 3081530055240. Its totient is φ = 585919223808.

The previous prime is 1466096661877. The next prime is 1466096661947. The reversal of 1466096661940 is 491666906641.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 20576181136 + 1445520480804 = 143444^2 + 1202298^2 .

It is a super-2 number, since 2×1466096661940² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1466096661947) 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, 32441917 + ... + 32487076.

It is an arithmetic number, because the mean of its divisors is an integer number (128397085635).

Almost surely, 2^{1466096661940} is an apocalyptic number.

1466096661940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1466096661940 is an abundant number, since it is smaller than the sum of its proper divisors (1615433393300).

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

1466096661940 is a wasteful number, since it uses less digits than its factorization.

1466096661940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64930131 (or 64930129 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 58.

The spelling of 1466096661940 in words is "one trillion, four hundred sixty-six billion, ninety-six million, six hundred sixty-one thousand, nine hundred forty".