742620448306051 has 8 divisors (see below), whose sum is σ = 848742882278144. Its totient is φ = 636506463958920.

The previous prime is 742620448306013. The next prime is 742620448306127. The reversal of 742620448306051 is 150603844026247.

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

It is a cyclic number.

It is not a de Polignac number, because 742620448306051 - 2³¹ = 742618300822403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 742620448306051.

It is not an unprimeable number, because it can be changed into a prime (742620448306001) 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, 2112217905 + ... + 2112569458.

It is an arithmetic number, because the mean of its divisors is an integer number (106092860284768).

Almost surely, 2^{742620448306051} is an apocalyptic number.

742620448306051 is a deficient number, since it is larger than the sum of its proper divisors (106122433972093).

742620448306051 is a wasteful number, since it uses less digits than its factorization.

742620448306051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4224812481.

The product of its (nonzero) digits is 7741440, while the sum is 52.

The spelling of 742620448306051 in words is "seven hundred forty-two trillion, six hundred twenty billion, four hundred forty-eight million, three hundred six thousand, fifty-one".