747455314215742 has 8 divisors (see below), whose sum is σ = 1223108695989432. Its totient is φ = 339752415552600.

The previous prime is 747455314215703. The next prime is 747455314215773. The reversal of 747455314215742 is 247512413554747.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×747455314215742² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16987620777609 + ... + 16987620777652.

It is an arithmetic number, because the mean of its divisors is an integer number (152888586998679).

Almost surely, 2^{747455314215742} is an apocalyptic number.

747455314215742 is a deficient number, since it is larger than the sum of its proper divisors (475653381773690).

747455314215742 is a wasteful number, since it uses less digits than its factorization.

747455314215742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33975241555274.

The product of its digits is 131712000, while the sum is 61.

The spelling of 747455314215742 in words is "seven hundred forty-seven trillion, four hundred fifty-five billion, three hundred fourteen million, two hundred fifteen thousand, seven hundred forty-two".