1890540795 has 128 divisors (see below), whose sum is σ = 3690086400. Its totient is φ = 814302720.

The previous prime is 1890540761. The next prime is 1890540803. The reversal of 1890540795 is 5970450981.

1890540795 is a nontrivial binomial coefficient, being equal to C(61491, 2).

It is not a de Polignac number, because 1890540795 - 2¹¹ = 1890538747 is a prime.

1890540795 is a modest number, since divided by 40795 gives 18905 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 9500106 + ... + 9500304.

It is an arithmetic number, because the mean of its divisors is an integer number (28828800).

Almost surely, 2^1890540795 is an apocalyptic number.

1890540795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1890540795 is the 61490-th triangular number.

1890540795 is a deficient number, since it is larger than the sum of its proper divisors (1799545605).

1890540795 is a wasteful number, since it uses less digits than its factorization.

1890540795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377.

The product of its (nonzero) digits is 453600, while the sum is 48.

The square root of 1890540795 is about 43480.3495271140. The cubic root of 1890540795 is about 1236.5035030611.

The spelling of 1890540795 in words is "one billion, eight hundred ninety million, five hundred forty thousand, seven hundred ninety-five".