42249074536740 has 48 divisors (see below), whose sum is σ = 119626593085440. Its totient is φ = 11139830887680.

The previous prime is 42249074536717. The next prime is 42249074536763. The reversal of 42249074536740 is 4763547094224.

It is an interprime number because it is at equal distance from previous prime (42249074536717) and next prime (42249074536763).

It is a super-2 number, since 2×42249074536740² (a number of 28 digits) contains 22 as substring.

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, 3955900516 + ... + 3955911195.

It is an arithmetic number, because the mean of its divisors is an integer number (2492220689280).

Almost surely, 2^{42249074536740} is an apocalyptic number.

It is an amenable number.

42249074536740 is an abundant number, since it is smaller than the sum of its proper divisors (77377518548700).

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

42249074536740 is a wasteful number, since it uses less digits than its factorization.

42249074536740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7911811812 (or 7911811810 counting only the distinct ones).

The product of its (nonzero) digits is 40642560, while the sum is 57.

The spelling of 42249074536740 in words is "forty-two trillion, two hundred forty-nine billion, seventy-four million, five hundred thirty-six thousand, seven hundred forty".