1954010398242 has 16 divisors (see below), whose sum is σ = 4466309481792. Its totient is φ = 558288685200.

The previous prime is 1954010398237. The next prime is 1954010398247. The reversal of 1954010398242 is 2428930104591.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1954010398237) and next prime (1954010398247).

It is a junction number, because it is equal to n+sod(n) for n = 1954010398191 and 1954010398200.

It is not an unprimeable number, because it can be changed into a prime (1954010398247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23262028509 + ... + 23262028592.

It is an arithmetic number, because the mean of its divisors is an integer number (279144342612).

Almost surely, 2^{1954010398242} is an apocalyptic number.

1954010398242 is an abundant number, since it is smaller than the sum of its proper divisors (2512299083550).

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

1954010398242 is a wasteful number, since it uses less digits than its factorization.

1954010398242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46524057113.

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 1954010398242 in words is "one trillion, nine hundred fifty-four billion, ten million, three hundred ninety-eight thousand, two hundred forty-two".