1542152007078 has 64 divisors (see below), whose sum is σ = 3233090764800. Its totient is φ = 489801480480.

The previous prime is 1542152006981. The next prime is 1542152007079. The reversal of 1542152007078 is 8707002512451.

It is a super-3 number, since 3×1542152007078³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1542152007079) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5128975 + ... + 5421317.

It is an arithmetic number, because the mean of its divisors is an integer number (50517043200).

Almost surely, 2^{1542152007078} is an apocalyptic number.

1542152007078 is an abundant number, since it is smaller than the sum of its proper divisors (1690938757722).

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

1542152007078 is a wasteful number, since it uses less digits than its factorization.

1542152007078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292817.

The product of its (nonzero) digits is 156800, while the sum is 42.

The spelling of 1542152007078 in words is "one trillion, five hundred forty-two billion, one hundred fifty-two million, seven thousand, seventy-eight".