1850021492042 has 32 divisors (see below), whose sum is σ = 2873524766400. Its totient is φ = 892618610688.

The previous prime is 1850021492021. The next prime is 1850021492063. The reversal of 1850021492042 is 2402941200581.

It is an interprime number because it is at equal distance from previous prime (1850021492021) and next prime (1850021492063).

It is a junction number, because it is equal to n+sod(n) for n = 1850021491987 and 1850021492005.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4835978 + ... + 5204490.

It is an arithmetic number, because the mean of its divisors is an integer number (89797648950).

Almost surely, 2^{1850021492042} is an apocalyptic number.

1850021492042 is a deficient number, since it is larger than the sum of its proper divisors (1023503274358).

1850021492042 is a wasteful number, since it uses less digits than its factorization.

1850021492042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369110.

The product of its (nonzero) digits is 46080, while the sum is 38.

The spelling of 1850021492042 in words is "one trillion, eight hundred fifty billion, twenty-one million, four hundred ninety-two thousand, forty-two".