742070157105752 has 32 divisors (see below), whose sum is σ = 1414966554316800. Its totient is φ = 364745762814624.

The previous prime is 742070157105713. The next prime is 742070157105791. The reversal of 742070157105752 is 257501751070247.

It is an interprime number because it is at equal distance from previous prime (742070157105713) and next prime (742070157105791).

It is a super-4 number, since 4×742070157105752⁴ (a number of 61 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 742070157105694 and 742070157105703.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527241953 + ... + 528647535.

It is an arithmetic number, because the mean of its divisors is an integer number (44217704822400).

Almost surely, 2^{742070157105752} is an apocalyptic number.

It is an amenable number.

742070157105752 is a deficient number, since it is larger than the sum of its proper divisors (672896397211048).

742070157105752 is a wasteful number, since it uses less digits than its factorization.

742070157105752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2524175 (or 2524171 counting only the distinct ones).

The product of its (nonzero) digits is 4802000, while the sum is 53.

The spelling of 742070157105752 in words is "seven hundred forty-two trillion, seventy billion, one hundred fifty-seven million, one hundred five thousand, seven hundred fifty-two".