10020738357890 has 96 divisors (see below), whose sum is σ = 20461961390976. Its totient is φ = 3524993472000.

The previous prime is 10020738357887. The next prime is 10020738357893. The reversal of 10020738357890 is 9875383702001.

It is an interprime number because it is at equal distance from previous prime (10020738357887) and next prime (10020738357893).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10020738357893) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9242822 + ... + 10269918.

It is an arithmetic number, because the mean of its divisors is an integer number (213145431156).

Almost surely, 2^{10020738357890} is an apocalyptic number.

10020738357890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10020738357890 is an abundant number, since it is smaller than the sum of its proper divisors (10441223033086).

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

10020738357890 is a wasteful number, since it uses less digits than its factorization.

10020738357890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027404 (or 1027391 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 53.

The spelling of 10020738357890 in words is "ten trillion, twenty billion, seven hundred thirty-eight million, three hundred fifty-seven thousand, eight hundred ninety".