1490212920186 has 64 divisors (see below), whose sum is σ = 3327336714240. Its totient is φ = 494378374320.

The previous prime is 1490212920173. The next prime is 1490212920211. The reversal of 1490212920186 is 6810292120941.

It is a happy number.

1490212920186 is a `hidden beast` number, since 1 + 490 + 2 + 129 + 20 + 18 + 6 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15047371 + ... + 15146081.

It is an arithmetic number, because the mean of its divisors is an integer number (51989636160).

Almost surely, 2^{1490212920186} is an apocalyptic number.

1490212920186 is an abundant number, since it is smaller than the sum of its proper divisors (1837123794054).

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

1490212920186 is a wasteful number, since it uses less digits than its factorization.

1490212920186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100048 (or 100042 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The spelling of 1490212920186 in words is "one trillion, four hundred ninety billion, two hundred twelve million, nine hundred twenty thousand, one hundred eighty-six".