2421505051642 has 16 divisors (see below), whose sum is σ = 3969981718272. Its totient is φ = 1102772698560.

The previous prime is 2421505051633. The next prime is 2421505051657. The reversal of 2421505051642 is 2461505051242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1148720508 + ... + 1148722615.

It is an arithmetic number, because the mean of its divisors is an integer number (248123857392).

Almost surely, 2^{2421505051642} is an apocalyptic number.

2421505051642 is a deficient number, since it is larger than the sum of its proper divisors (1548476666630).

2421505051642 is a wasteful number, since it uses less digits than its factorization.

2421505051642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297443173.

The product of its (nonzero) digits is 96000, while the sum is 37.

The spelling of 2421505051642 in words is "two trillion, four hundred twenty-one billion, five hundred five million, fifty-one thousand, six hundred forty-two".