1042756742040 has 64 divisors (see below), whose sum is σ = 3368906402400. Its totient is φ = 256678582272.

The previous prime is 1042756742023. The next prime is 1042756742057. The reversal of 1042756742040 is 402476572401.

It is an interprime number because it is at equal distance from previous prime (1042756742023) and next prime (1042756742057).

It is a junction number, because it is equal to n+sod(n) for n = 1042756741983 and 1042756742001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334215345 + ... + 334218464.

Almost surely, 2^{1042756742040} is an apocalyptic number.

1042756742040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042756742040 is an abundant number, since it is smaller than the sum of its proper divisors (2326149660360).

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

1042756742040 is a wasteful number, since it uses less digits than its factorization.

1042756742040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668433836 (or 668433832 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 42.

The spelling of 1042756742040 in words is "one trillion, forty-two billion, seven hundred fifty-six million, seven hundred forty-two thousand, forty".