1958740485 has 16 divisors (see below), whose sum is σ = 3375060864. Its totient is φ = 964302912.

The previous prime is 1958740477. The next prime is 1958740501. The reversal of 1958740485 is 5840478591.

It is not a de Polignac number, because 1958740485 - 2³ = 1958740477 is a prime.

It is a congruent number.

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, 5022217 + ... + 5022606.

It is an arithmetic number, because the mean of its divisors is an integer number (210941304).

Almost surely, 2^1958740485 is an apocalyptic number.

1958740485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1958740485 is a deficient number, since it is larger than the sum of its proper divisors (1416320379).

1958740485 is a wasteful number, since it uses less digits than its factorization.

1958740485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10044844.

The product of its (nonzero) digits is 1612800, while the sum is 51.

The square root of 1958740485 is about 44257.6601844246. The cubic root of 1958740485 is about 1251.1968238577.

The spelling of 1958740485 in words is "one billion, nine hundred fifty-eight million, seven hundred forty thousand, four hundred eighty-five".