1067638295240 has 32 divisors (see below), whose sum is σ = 2620566725760. Its totient is φ = 388232107200.

The previous prime is 1067638295231. The next prime is 1067638295249. The reversal of 1067638295240 is 425928367601.

It is an interprime number because it is at equal distance from previous prime (1067638295231) and next prime (1067638295249).

It is a super-2 number, since 2×1067638295240² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1067638295249) 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, 1213224896 + ... + 1213225775.

It is an arithmetic number, because the mean of its divisors is an integer number (81892710180).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1067638295240 = 2135276590480, but 3⋅1067638295240 = 3202914885720 is not.

Almost surely, 2^{1067638295240} is an apocalyptic number.

1067638295240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1067638295240 is an abundant number, since it is smaller than the sum of its proper divisors (1552928430520).

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

1067638295240 is a wasteful number, since it uses less digits than its factorization.

1067638295240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2426450693 (or 2426450689 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 1067638295240 in words is "one trillion, sixty-seven billion, six hundred thirty-eight million, two hundred ninety-five thousand, two hundred forty".