1003157442378 has 96 divisors (see below), whose sum is σ = 2737298019456. Its totient is φ = 258416210304.

The previous prime is 1003157442361. The next prime is 1003157442439. The reversal of 1003157442378 is 8732447513001.

1003157442378 is a `hidden beast` number, since 1 + 0 + 0 + 3 + 1 + 574 + 4 + 2 + 3 + 78 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7050825 + ... + 7191692.

It is an arithmetic number, because the mean of its divisors is an integer number (28513521036).

Almost surely, 2^{1003157442378} is an apocalyptic number.

1003157442378 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1003157442378 is an abundant number, since it is smaller than the sum of its proper divisors (1734140577078).

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

1003157442378 is a wasteful number, since it uses less digits than its factorization.

1003157442378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14242588 (or 14242585 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 1003157442378 in words is "one trillion, three billion, one hundred fifty-seven million, four hundred forty-two thousand, three hundred seventy-eight".