2420163466546 has 24 divisors (see below), whose sum is σ = 4233794242860. Its totient is φ = 1034546540832.

The previous prime is 2420163466541. The next prime is 2420163466561. The reversal of 2420163466546 is 6456643610242.

It can be written as a sum of positive squares in 2 ways, for example, as 2162443775625 + 257719690921 = 1470525^2 + 507661^2 .

It is a super-2 number, since 2×2420163466546² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 2420163466546.

It is not an unprimeable number, because it can be changed into a prime (2420163466541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31704225 + ... + 31780468.

Almost surely, 2^{2420163466546} is an apocalyptic number.

2420163466546 is a deficient number, since it is larger than the sum of its proper divisors (1813630776314).

2420163466546 is a wasteful number, since it uses less digits than its factorization.

2420163466546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63485098 (or 63485091 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 49.

The spelling of 2420163466546 in words is "two trillion, four hundred twenty billion, one hundred sixty-three million, four hundred sixty-six thousand, five hundred forty-six".