1214012156546 has 32 divisors (see below), whose sum is σ = 2090836070400. Its totient is φ = 517873592016.

The previous prime is 1214012156509. The next prime is 1214012156683. The reversal of 1214012156546 is 6456512104121.

It is a super-2 number, since 2×1214012156546² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21535505 + ... + 21591803.

It is an arithmetic number, because the mean of its divisors is an integer number (65338627200).

Almost surely, 2^{1214012156546} is an apocalyptic number.

1214012156546 is a deficient number, since it is larger than the sum of its proper divisors (876823913854).

1214012156546 is a wasteful number, since it uses less digits than its factorization.

1214012156546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63438.

The product of its (nonzero) digits is 57600, while the sum is 38.

The spelling of 1214012156546 in words is "one trillion, two hundred fourteen billion, twelve million, one hundred fifty-six thousand, five hundred forty-six".